Leveret Kids Pajamas Boys 2 Piece Pjs Set Cotton Top & Fleece Pants Sleepwear (Toddler-14 Years) Top is 100% Cotton, Pants is 100% Polyester For fire safety these pajamas top is snug fitted, and the pants is flame resistant Soft micro fleece with ribbed trim, Long Sleeves Hassle free packaging Machine Wash Cold, Inside Out, Made in China