93% Cotton, 7% Elastane Imported Swaddle UP Helps Baby Self-Soothe: The unique, award winning Arms-Up design of our sleep sack allows natural arms-up sleep, aiding self-soothing for longer sleep. 83% of parents reported an increase in hours slept by their baby when using Swaddle Up DESIGNED TO HELP BABIES SELF-SOOTHE & LEARN TO SETTLE THEMSELVES: The Unique, award winning ARMS UP design allows your baby to sleep in their natural arms up sleep position. This allows them to safely to move their hands to their mouth for true Self- Soothing. Encouraging deeper, longer sleep helps to establish & maintain a healthy sleep routine from birth and throughout your baby's sleep journey. AN EASIER TRANSITION FROM SWADDLING TO ARMS FREE SLEEP: Once your baby starts to show signs of rolling, it's time to stop swaddling and transition them to arms free sleep. Our unique, award winning Swaddle Up Transition Bag, is an easy way manage this change while helping to maintain an established sleep routine.