Material: Cotton Features: How to use:Made to fit from 0-3m - Simply scrunch swaddle up with hands and start at your baby's feet and work your way up to their shoulders. Once at top of shoulders gently take the two panel pieces and tie them to help secure arms in sack. Strong babies will work their arms out of sack Features: These swaddles are made from a soft, stretchy jersey knit fabric. The size fits up to 2 months, varies with every baby Best baby gift for baby boys,baby girls,unisex.These cocoons are amazing for photo props