Fabric: 210g Flannel, 100% Polyester, Contrast Dyed Flannel on Hat Sleeves, Ribbing on Cuffs and Foot Pockets, Cotton Hat String, No. 8 Plastic Double-Way Zipper, Kangaroo Pocket Tip: 1. Size problem: There will be a 1-3cm difference in measurement. Please review our size chart before adding an item to your cart. 2. Please note that slight color difference is acceptable due to light and screen. Men's Flannel Christmas One Piece Pajamas Homewear(a Variety Of Styles Can Be Selected)