Fabric:Polyester. Super soft and cozy. Sizing: Please choose your size referring to our size picture. These kids pajamas are with kids size S-4XL to choose from. The kids stylish sleepwear set is an awesome gift for your little & big boys girls that are perfect for a sleepover and a night in. Or sleepwear dressing party, school pajamas festival, birthday party, Halloween, Easter, Thanksgiving Day, Christmas Day, New Year or having a lazy day. Occasion: Made from quality polyester fabric, these 2-piece pajamas are suitable for junior teens, tween & little boys' sleepwear, playwear or dailywear. These comfy outfits are the perfect gift for boys on Christmas, Birthday, Thanksgiving and New Year gift. Garment Care: Machine washable.