The companion to our Thick Skin tops. Made from EnvIRoskin - 50% recycled polyester, 43% recycled polyester/bamboo blend and 7% spandex producing a heavyweight, stretchy fleece. Provides exceptional warmth and keeps you feeling dry. Flat seam construction to prevent chaffing, gusseted crotch, and low profile boxer style waistband. Antimicrobial finish. UPF rating 40+ (blocks 97% of UV). Colours - Various as available Sizes S-XL.