I purchased this but never used it, and it has been stored at home. Hand Palm Supporter ⬛︎Features of the Medical Supporter/Thin Type: ・Far-infrared yarn is woven in to further enhance the heat retention effect. ・Comfortable to wear even when you sweat. ・Soft fit with less compression. ・Prevents fatigue from long hours of exercise. ・Prevents muscle and joint pain in various parts of the body. Quality indication: Specified fiber (far-infrared polyester), polyester, nylon, polyurethane This is a USED item that has been in someone's hands! Please understand this before making a purchase. The box will be folded for shipping! Thank you for viewing.