Our award-winning 100% organic cotton 5-Second Swaddle takes the guesswork out of swaddling with a secure wrap...every time. And because Sleepea was created by world-renowned pediatrician Dr. Harvey Karp, you can trust that every detail was designed with baby safety and parent sanity in mind! - Size Small- 5-12lbs Machine wash in cool or cold water with like colors. Never use hot water or chlorine bleach. Tumble dry on a low heat setting, making sure to dry the sack completely or air dry for best results! Please Note: Before putting Sleepea in the washer, always attach the arm bands & leg flap to each other and zip the sack completely closed. That will avoid damage that might be caused by the fastener clinging to other items in the load. Excellent like new condition, no flaws