A patented, game-changing design, the Swaddle Up™ makes longer sleep easy. The more natural Arms Up position lets babies access their hands to self-soothe. - Unique patented wings allow natural ARMS UP position, allows true SELF-SOOTHING = more sleep - Swaddle in seconds with no breakouts with twin zipper for easy diaper changes - Acknowledged as a hip-healthy product by the International Hip Dysplasia Institute; design allows the recommended flexion for hips & legs - 1.0 TOG is ideal for room temperatures between 68°F & 75°F - Easy care: machine washable & tumble dryer friendly - Fabric content: 93% Cotton, 7% Elastane Bundle of 2, mediums, used but in excellent condition and freshly laundered. Retails for $35 each.