The DD dog blind will keep your dog concealed and warm. Sets up and collapses flat in seconds, with zero pins. Version 2.0 has many upgrades. Featuring a padded floor, heavier material, 1″ taller and an ALL NEW top support bar. The blind features a spring-loaded door system to keep your dog from creeping out, and keeps breaking dogs secure until released. There’s nothing more dangerous than a breaking dog. Secure dogs can mark birds better and are held safe without any check cords! Quick release system is run with a cord to your layout blind, and you determine when to release the dog. The front door design is easy to cover, to completely cover the blind to eliminate the black hole. The back door is designed to allow you to use the blind as all other blinds, with a total open front. The blind features 900D polyester fabric and is 24” wide, 36” long and 19” tall to accommodate all dogs.