These unisex fleece-lined knit slipper socks are the best of both worlds! The easy fit of socks meets the plush comfort of house slippers. Our colorblock Trio Waffle House Socks are meant to mix and match—and keep you cozy indoors. Fully lined with fluffy faux fleece. Non-slip patches on sole. Washable. Sizes S/M (Womens 6-9, Mens 5-7.5) L/XL (Womens 9.5-12.5, Mens 8-11) Details Body – 100% Soft Acrylic Lining - Polyester Fleece Machine wash cold gentle cycle, dry flat.