The ORIGINAL SleepSack Wearable Blanket now with an adjustable, removable swaddle feature. The 2-in-1 SleepSack Swaddle hugs your baby to prevent the startle reflex - allowing your little one to sleep more soundly. The SleepSack Swaddle replaces loose blankets for safer sleep and allows your baby to stay safe, warm and cozy all night long.The SleepSack wearable blanket carries the inches#1 Safe Sleep Productinches First Candle/SIDS Alliance gold seal!THE 2-in-1 SleepSack Swaddle allows you to swaddle from birth, but also allows you to move the swaddle feature down for arms out.Stay-Fixed Velcro loops secure swaddle to wearable blanket for optimal performance and peace of mind.Swaddle feature can be removed once baby is done swaddling and the wearable blanket can be used alone.THE wearable blanket that carries the inches#1 Safe Sleep Productinches First Candle/SIDS Alliance gold seal.Reduces the risk of rebreathing (the inhalation of carbon dioxide), which has been associated as a possible cause of sudden infant death syndrome.Generous sack design allows room for kicking, but cant be kicked off so baby stays warm all night.Inverted zipper makes diaper changes easy, wont pinch babys skin and makes it harder for an older child to unzip.Sleeveless design allows for ventilation and reduces the risk of rebreathing into sleeve.New adorable embroidery message on chest reminds caregivers to place baby on his or her back.Slips on easily over a regular sleeper or diaper.Machine washable and dryable with like colors.Made of 100% interlock cotton.