EASY ON/EASY OFF DESIGN: The first graduated compression sock with hassle-free wear. GRADUATED COMPRESSION: Increases circulation and reduces swelling while soothing tired and achy legs and feet. ARCH & ACHILLES SUPPORT TECHNOLOGY: Targeted compression band gently lifts and supports the arch and ankle. MOISTURE WICKING/VENTING: Helps keep feet dry and comfortable. COPPER-INFUSED: Odor reducing to help keep you fresh all day. UNISEX SIZING: For men and women. Refer to sizing chart for proper fit. CLASS 1 MEDICAL DEVICE, FDA REGISTERED