Brand new, L size. Rest just by wearing it on your working body. Workman's fatigue recovery wear. Promotes blood circulation and relieves muscle fatigue ◎ Feels like your whole body is being gently warmed, providing a sense of relaxation. ●Product Features● What is MEDIHEAL®? ・Fatigue recovery wear registered as general medical equipment. ・High-purity ceramics, which are made by incorporating far-infrared rays emitted from the body into the fibers using unique technology, radiate. ・Creates an environment for fatigue recovery through the blood circulation-promoting effects of far-infrared rays. Fatigue recovery wear for general medical devices. ・Fatigue recovery, improved blood circulation, relief of muscle stiffness and soreness, and reduction of muscle fatigue! ※Far-infrared ray's blood circulation-promoting effect ・Effective over a wide area, not just at specific points. Daily vitality, starting with this one piece! ・Melting-like texture, and a smoother feel for comfortable wear. ・Relaxed design with a loose fit that doesn't feel constricting. ・Fatigue recovery long-sleeved shirt for a comfortable relaxation time every time you wear it! Material 80% Polyester, 20% Cotton