The Seamless Thermal Vest is snug fitting, has %100 of stretch and allows a comfortable fit for most body shapes. While moving the stretch, coupled with its long cut, will prevent the vest from rucking up avoiding discomfort and cold spots on the lower back. This super efficient knitting will wick perspiration away, leaving your skin warm and dry. The contemporary seamless body construction adjust to your body shape increasing thermal efficiency and higher control of perspiration. With the latest technology, the underwear product is suitable for all outdoor sports which requires heat, comfort and luxury an for trekking, climbing, skiing and bike sports.