High quality, plush sherpa for surface and polyester lining, BlueSnail's baby swaddle wrap is good for baby's sensitive skin, breathable and health. It is can be used as a blanket,also can be used as sleeping sack, suitable for 0-6 months baby,adjustable with hook for easy swaddling,size:24*11.8"(suitable for baby length <22") Cute hat with adorable ears. plush thick sleep sack has been designed to keep babies snug and comfy. more convenient to use, fast closing/openning by using hook.