Our Waffle Knit Thermal Crewneck is knitted with thick Peruvian cotton blended with a bit of polyester. Soft and comfortable against the skin, the waffle-knit construction traps a layer of warm air for exceptional thermal retention. Rib-knit cuffs stay in place for easy layering. | Filson Waffle Knit Thermal Crewneck LtHthrGray Size XS Heather Grey Knit Long Sleeve Sweater, Heather Grey Long Sleeve Knit Sweater, Gray Cotton Sweater With Ribbed Neckline, Heather Grey Ribbed Cuffs Sweater, Cotton Sweater With Ribbed Collar For Layering, Cotton Textured Knit Sweater, Everyday Ribbed Cotton Sweater, Textured Knit Cotton Sweater, Gray Cotton Sweater For Layering