{"@context":"https://schema.org/","@type":"Product","@id":"https://www.scheels.com/p/sea-to-summit-spark-down-45-sleeping-bag/11306-S2114/","name":"Sea To Summit Spark Down 45 Sleeping Bag","image":["https://scheels.scene7.com/is/image/Scheels/40700001306"],"description":"If you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you. Filled with RDS-certified 850+ f","sku":"40700001276","mpn":"40700001276","brand":{"@type":"Brand","name":"Sea To Summit"},"offers":{"@type":"Offer","url":"https://scheels.com/p/40700001276/","priceCurrency":"CAD","price":530.99,"itemCondition":"https://schema.org/NewCondition","availability":"https://schema.org/InStock"}}{"reviews":[{"id":7254809,"locale":"en_US","rating":5,"title":"Took the Spark Down to","text":"Took the Spark Down to the woods on a Canada trip- loved the light weight, compaction of the bag. Stayed warm throughout the night. Had some rain get in the tent, the bag dried out extremely quick. The bag is soft and comfortable, really like how it's not overly heavy and still retains it's loft. I need equipment that is light, durable, and quality. I don't want to be out in wild, miles from anything and be wet, cold, and miserable with bad gear. Very happy with the product!","textLength":479,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Ladd G.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-09-12T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":7174771,"locale":"en_US","rating":5,"title":"Perfect Summer Bag","text":"Had this bag with me on an 8-day bikepacking trip round the Pacific Northwest. Light, packs small, and functions as you’d expect (no zipper snags)!","textLength":147,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Kit P.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-08-25T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":7174772,"locale":"en_US","rating":4,"title":"Overall great warmth/weight ratio","text":"Over three months I've taken this bag camping on the Alaska Marine Highway (ferry) and a couple 1-3 nighters in the Cascades. It's not the warmest bag you'll find, and on a cold night in the mountains (in a 3-season tent), I was a little bit cold -- though not uncomfortably so. However, it's a great compromise on warmth/weight -- and especially warmth/volume. It packs up so small, best part. The half zip is a little annoying, but I understand the compromise.","textLength":462,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Aaron T.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-08-19T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":7070402,"locale":"en_US","rating":5,"title":"Spark 15f regular","text":"Amazing bag super compact and light and met all temp expectations","textLength":65,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":1,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Jessica W.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-08-07T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6886743,"locale":"en_US","rating":5,"title":"Best ultralight sleeping bag!","text":"I love this bag! I purchased it as I am trying to lighten my bikepacking kit and this really helps. It is super light, but almost more importantly, takes up very little space. It is now one I just always toss in the bag because it’s so small. At this point, I pretty much only use sea to summit gear for my adventuring needs!","textLength":325,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":false,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Wayne","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-07-08T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6886742,"locale":"en_US","rating":3,"title":"Spark bag","text":"Do not like 3/4 zipper. Makes bag difficult to get in out. Do appreciate the lightness of the bag.","textLength":98,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"patricia g.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-07-07T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6749618,"locale":"en_US","rating":5,"title":"Spark down sleeping bag","text":"I plurchased this for a fast thru hike on the Superior Hiking Trail. Nights got down to 40 degrees. I-was a little worried about the chill and the bag rating since I'm a t-shirt underwear and sometimes socks guy. But this was perfect. Finally a bag true to its rating. Yes my tent was small and my pad reflects heat as well. but the bag was warm and comfortable and packs down sooo crazy tiny.","textLength":393,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":true,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Aaron W.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":"2025-06-24T14:11:07-04:00","purchaseDate":null,"dateCreated":"2025-06-15T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6656891,"locale":"en_US","rating":5,"title":"Incredible low weight bag","text":"This sleeping bag is excellent, and it's great for backpacking. It's extremely light weight, I saved a whole kilo out of my bag by switching. Very warm and spacious, I'm 6'2 280lbs with broad shoulders and I fit completely inside","textLength":229,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"Ben M.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-05-29T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6649822,"locale":"en_US","rating":5,"title":"very good","text":"The sleeping bag is very comfortable and works great.","textLength":53,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"kaijun x.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-05-26T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]},{"id":6506744,"locale":"en_US","rating":5,"title":"It is for my husband.","text":"It is for my husband. He loves it for his backpacking trip.","textLength":59,"csFlag":false,"inappropriateFlag":false,"reviewedFlag":false,"autoModerated":false,"published":true,"incentivized":true,"upVotes":0,"downVotes":0,"orderId":null,"dimensions":[],"responses":[],"tags":[],"media":{"photo":[],"video":[],"audio":[]},"user":{"nickName":"paula l.","firstName":null,"lastName":null,"emailAddress":null,"externalId":null,"city":null,"state":null,"country":null,"ageRange":null,"badge":null,"shopperProfiles":[]},"reviewedDate":null,"purchaseDate":null,"dateCreated":"2025-04-10T00:00:00-04:00","customData":[],"incentiveType":null,"campaign":null,"deviceFingerprint":null,"topics":[],"syndication":{"sourceName":"seatosummit.com","siteUrl":"https://seatosummitusa.com/","logoUrl":"https://images.turnto.com/site/syndicationlogos/2109_LH48.png"},"catalogItems":[{"sku":"11306-S2114","title":"Sea To Summit Spark Down 45 Sleeping Bag","url":"https://www.scheels.com/p/11306-S2114","category":"sleeping-bags","reviewCount":75,"ratingCount":75,"averageRating":4.9,"ratingBreakdown":{"1":0,"2":0,"3":1,"4":8,"5":66},"active":true,"attributes":[]}]}],"offset":0,"limit":10,"total":75}"Full Description:\nIf you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you. Filled with RDS-certified 850+ fillpower goose down treated with a non-PFC Ultra-Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth. Comfort comes from a super-breathable 10 denier liner fabric, while a 10D shell with a non-PFC DWR plus a highly water repellent hood and footbox fabric shed wind and condensation. The full-length zipper model can be zipped to an equivalent Women's Spark for comfort that couples can share\n\nFeatures:\n\u003cul>\n\u003cli>RDS-certified, 850+ fill-power goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance\u003c/li>\n\u003cli>10-denier shell with a non-PFAS durable water repellent (DWR) keeps the hood and footbox highly water-resistant\u003c/li>\n\u003cli>Ultralight, breathable 10-denier nylon liner\u003c/li>\n\u003cli>Constructed with a technical hood and zipper draft tube to retain warmth\u003c/li>\n\u003cli>Technical hood, anatomic footbox and an ergonomic mummy shape—ultralight doesn't have to mean ultratight\u003c/li>\n\u003cli>YKK #5 zipper with zipper plow provides reliable, snag-free operation\u003c/li>\n\u003cli>Half-length zipper for ultralight packability\u003c/li>\n\u003cli>Sewn-through baffle construction for lighter weight\u003c/li>\n\u003cli>Sea to Summit Guarantee is offered for the Lifetime of this product\u003c/li>\n\u003c/ul>\n\nSpecifications:\n\u003cul>\n\u003cli>Shoulder Girth (in.): Regular: 61 inches, Long: 65 inches\u003c/li>\n\u003cli>Compressed Volume: Regular: 2.4 liters, Long: 2.9 liters\u003c/li>\n\u003cli>Temperature Rating (F): 45 degrees (F)\u003c/li>\n\u003cli>Temperature Rating (C): 7 degrees (C)\u003c/li>\n\u003cli>Tested Lower Limit: 45 degrees (F) - ISO\u003c/li>\n\u003cli>Tested Comfort: 51 degrees (F) - ISO\u003c/li>\n\u003cli>Weight: Regular: 12.8 ounces, Long: 13.7 ounces\u003c/li>\n\u003cli>Fill Weight: Regular: 5.3 ounces, Long: 6.1 ounces\u003c/li>\n\u003cli>Fits Up To (in.): Regular: 73 inches, Long: 78 inches\u003c/li>\n\u003cli>Hip Girth (in.): Regular: 61 inches, Long: 65 inches\u003c/li>\n\u003cli>Stuff Sack Volume: Regular: 2 liters, Long: 3 liters\u003c/li>\n\u003cli>Lining: 10-denier nylon\u003c/li>\n\u003cli>Fill: 850+ fill-power goose down\u003c/li>\n\u003cli>Shell: 10-denier nylon\u003c/li>\n\u003cli>Sleeping Bag Shape: Mummy\u003c/li>\n\u003cli>Water-Resistant Down: Yes\u003c/li>\n\u003cli>Zipper Location: Left\u003c/li>\n\u003cli>Sleeping Capacity: 1-person\u003c/li>\n\u003cli>Ultralight: Yes\u003c/li>\n\u003cli>Best Use: Backpacking\u003c/li>\n\u003cli>Gender: Unisex\u003c/li>\n\u003cli>Insulation Type: Down\u003c/li>\n\u003c/ul>\n"