Includes: (1) 100% organic cotton swaddle with special wings that attach to SNOO. The world's first 5-second swaddle. Double zipper that allows to zip from top or bottom. Inner arm wrap with extra-quiet velcro for escape-proof security. Breathable mesh at shoulders and waist to reduce overheating. Promotes a healthier hip position. Arm openings can unsnap to allow for arms out.