Raikou Micro Fleece Bootie Slipper Fluffy Boot Slipper 121A1213 100% polyester 100% Polyester Micro Fleece (230GSM) Comfy Padded Foot Beds, Elasticized Cuffs and Slip-resistant Soles Machine Washable Polyester. Imported Multi-color Options Available Oeko-Tex Standard 100 Certificated