100640 - M Base Force Ctn Super Cold Weather Btm Own the cold. Our sweat-wicking, stain-busting, heavyweight cotton bottom makes warm the norm. • 9.5-ounce, 100% cotton ring-spun cotton • FastDry® technology wicks away sweat for comfort • Stain Breaker™ technology releases stains • Comfortable elastic waist • Rib-knit cuffs keep in warmth • Reinforced stitching for durability • Partners nicely with Base Force® Cotton Super-Cold Weather Crewneck Top (100639)