Simms Thermal 1/4 Zip Top

The Simms Thermal 1/4 Zip Top Underwear is ideal for cold days. It provides warmth on its own or can be layered over your favorite jacket for reliable comfort. The checkered fleece interior traps warmth close to the skin without adding bulk or limiting range of motion, and the smooth exterior allows for snag-free layering. The smooth-faced mesh overlays perfectly with our base layers to for maximum warmth. High collar with quarter-length zipper for good ventilation and easy donning. High collar with quarter-length zip for ventilation and easy donning. FABRIC TECH: Body - 255gsm 93% polyester, 7% elastane with antimicrobial finish and moisture management.