Our popular Peak Waist Pak now comes with an 18 oz insulated flask that keeps fluids cooler.
18 oz/ 535 mL double wall insulated and hi-viz reflective SpeedDraw Flask with Push-Pull Blast Valve™ cap
Double-walled flask construction keeps fluids cooler 20% longer than other insulated flasks
Angled flask holder allows for easy one-handed access and bounce-free ride
Extended side panels hug the body comfortably for a perfect fit
Expandable zippered stretch pocket keeps essentials protected (fits iPhone 7 Plus)
External shock cord system for extra storage options
Storage Capacity: 23 cu in/0.38 Liters