Brand new, unused M size set (top and bottom). Rest just by wearing it on your hardworking body. Workman's fatigue recovery wear. Promotes blood circulation and alleviates muscle fatigue ◎ Feels like you're gently warming your whole body, providing a relaxing sensation. ● 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, blood circulation promotion, relief of muscle stiffness and soreness, and reduction of muscle fatigue! ※ Far-infrared ray blood circulation promotion effect ・Effective over a wide area, not just at a single point. 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. ・Enjoy a comfortable relaxation time every time you wear the fatigue recovery recovery long-sleeved shirt! Material 80% polyester, 20% cotton Color...Black系 (Black-based)