The thermal you've depended on for years remains reliable with a waffle texture and versatile, athletic fit. For an extra layer during your travels, throw it over a tee or under a flannel for just enough warmth. Fabric: 240gsm 50% cotton50% polyester knit blend. 2x2 ribbed crewneck. Long raglan sleeves for a natural range of motion. Elastic cuffs help the sleeves stay in place when you add other layers on top. Waffle texture assists with holding onto body heat in cooler conditions. Flatlock seams reduce irritation and chafing. Round shirttail-style hem for extra coverage. Regular fit. 26 1/2 in. center back length. Machine washable. Imported.