Only tried on. This item was purchased in-store. Men's L size, black. 80% polyester, 20% polyurethane. L size Chest: 96-104 cm Height: 175-185 cm Waist: 84-92 cm Rest just by wearing it on your working body. Workman's fatigue recovery wear. ●Product Features● What is MEDIHEAL®? ・Fatigue recovery wear registered as a general medical device. ・High-purity ceramics, which are incorporated into the fibers using unique technology, radiate far-infrared rays emitted from the body. ・Creates an environment for fatigue recovery through the blood circulation-promoting effects of far-infrared rays. Fatigue recovery wear (general medical device) ・Fatigue recovery, blood circulation promotion, relief of muscle stiffness and soreness, and reduction of muscle fatigue! ※Far-infrared ray blood circulation promotion effect ・Wide-ranging effects, not just at a single point, but over a surface. ※Individual results may vary. No price reduction or combined shipping.