Nwt nest designs long sleeve footed sleep bag 0.6 tog footies pajamas snaps for diaper change 6-18 months organic cotton marine life design, seals and sea birds this long sleeve baby sleep bag may be just the right solution for your child's swaddle transition. Two way zippers for easy changing Stretchy side panels for better movement Material: 70% Rayon from bamboo, 30% Pima Cotton blend, 100% Organic cotton side panels