?CUSTOMER SATISFACTION?We provide a Full Refund/Replacement Guarantee. Just contact our support team anytime when you need it. You can feel safe sending the NOSIDAK Full Leg Compression Sleeves as gifts because the product is the best choice. ?WASHING INSTRUCTIONS?We recommend hand washing in cold water with mild soap. Rinse thoroughly. Washing time should be no longer than 20mins. Avoid bleaching and ironing, air dry at room temperature. Pay attention to the sun, and avoid exposure. Do not machine wash dry. ?UNIVERSAL FIT?We recommend you check the size before ordering. Please measure your thigh's circumference about 8" (20cm) above your kneecap, and refer to our sizing chart: Medium Thigh Circumference (14.57"-17.72", 37-45cm), Medium Length (18.89"-22.83", 48-58cm); Large Thigh Circumference (18.11"-21.26", 46-54cm), Large Length (20.08"-24.41", 51-62cm); X-Large Thigh Circumference (21.65"- 24.8", 55-63cm), X-Large Length (21.25"- 25.98", 54-66cm). ?ENHANCE YOUR PERFORMANCE?Useful for Crossfit, Basketball, Tennis, Volleyball, Baseball, Jogging, Walking, Hiking, Wrestling, Skiing, Soccer, Gym Workout, Golf, Climbing, Running, Marathon, Weightlifting, Cycling, Soccer, Football, Gymnastics, Yoga, Dance, Boxing, and Other Sports. NOSIDAK Copper Knee Sleeve provides all day and night comfort, prevents potential sports injuries, and keeps your performance excellent. ?NON-SLIP DESIGN & 3D KNITTED?Triple anti-slip silicone waves on the top of the sleeves ensure your sleeves always stay in place on your legs and will not slip down or roll up. Compression Leg Sleeve manufactured with 3D knitted technology with good fit and sweat absorption. 360-degree compression sleeves keep your leg, knee, thigh, calf, quads, hamstring, and joint compressed. ?GRADUATED COMPRESSION?20-30mmHg Graduated Compression Stockings can significantly effectively reduce Varicose Veins, Spider Veins, Swelling, DVT (Deep Vein Thrombosis), Arthritis, Tendonitis, Calf Pain, Shin Splints, Leg Cramping, Muscle Soreness, Fatigue, Lactic Acid Build-up, POTS (Postural Orthostatic Tachycardia Syndrome), Joint Inflammation, Jumper's Knee, Meniscus Tear, Strains, Sprains, and Inflammation. The Copper Leg Compression Stockings are a good choice after surgery and promote recovery. ?ULTIMATE COPPER IONS INFUSED TECHNOLOGY?Real 60% Copper Ions Infused Fiber + 20% Nylon + 12% Polyester + 5% Spandex. Ultimate Copper Ions Infused fabric is comfortable, breathable, high-elastic, keeps your leg warm, and helps increase blood circulation. NOSIDAK is the BEST choice for Real Copper content products.Best Sellers Rank: See Top 100 in Health & Household. : B0BBVR921B. Manufacturer: NOSIDAK. Date First Available: August 25, 2022. Department: Unisex-Adult. Item model number: GNNK00021. Package Dimensions: 11.42 x 7.44 x 1.14 inches; 9.14 Ounces.