Black Knit Microfiber Thermolate Mens Winter Gloves Polyester Blend These gloves are knit from a soft and stretchy microfiber. Microfiber has the ability to trap warm air, enabling these gloves to insulate better than other gloves on the market. These mens gloves are made from 75% polyester, 20% acrylic, and 5% wool. Well constructed, these fleece lined winter gloves are made of Thermolate and carry 3M thermal protection. Thermolate 3M Thermal Protection S02982