Russell Men's L2 Active Stretch Base Layer Thermal Underwear. In Greystone/White Flame Heather. 95% Polyester / 5% Spandex 4-way stretch mobility & flexibility Dri-Power 360 moisture wicking technology Intellifresh built-in odor protection Raglan Seam Elastic, jacquard waistband Tag-free label for comfort Available in sizes: M (32-34); L (36-38); XL (40-42)