5 Pair Winter Soft Thick Warm Fleece Thermal Socks Soft material: Men's Winter Soft Thick Warm thermal socks are made of polyester, designed with velvet pile lining, skin-friendly and breathable, moisture-wicking and odor-fighting, soft to the touch, and comfortable to wear.Colorful combination: These slipper socks feature a thick and fuzzy sense of touch, vary...