NEENCA Ultra-Thin Knee Sleeve for Pain Light Compression Graphene Ions, Black XL. WHO WE ARE NEENCA is a professional outdoor supplies manufacturer. ONLY provide high-quality, valuable products. Strive for a realization of professional and beauty. Our business is successful because we respect TRUST and LIFETIME VALUE of YOU. sdsa Why NEENCA is your BEST choice? Professional Patented Knee Sleeves, Medical Grade Pain Relief and Injury Recovery. FDA Approved ? Doctor Recommand! Exclusive Graphene Ions Infused Technology: 60% Graphene Ions Infused Fiber + 21% Blend Lycra Nylon +16% Polyester. Apply Even Gradient Pressure to Your Muscles and Joints, Premium Compression for Knee Pain and Sports. Adopt the Anti-Inflammatory Therapy, medical knee sleeves with No allergies and itchiness, So you can wear them all day long! NEENCA double anti-slip technology: Elastic webbing stitched inside and medical non-slip gel strips, NO sliping and rollling during using. High-elastic functional fabric design, soft and best fit to your knee, making the knee sleeve comfortable to wear. Help improve poor blood circulation increase oxygen flow to optimize the natural healing process. Keep your joints warm and prevent potential sports injuries, BEST CHOICE for sports protection and pain relief, BOOST YOUR PERFORMANCE! Exclusive Graphene Ions Infused Technology Graphene Ions are stimulated by body heat to help improve blood circulation increase oxygen flow to speed the natural healing process. Apply even gradient pressure to muscles and joints, keep your knee warm and lubricate your joints. Reduce inflammation and swelling, prevent potential sports injuries and boost your performance!!! NEENCA Double Anti-slip Design Upgrade the defects of similar products, NEENCA Double anti-slip technology: Elastic webbing stitched inside and non-slip silicone strip, NO sliding and rolling during exercise. Medical gel straps, FDA Approved ? Doctor Recommand! NO allergies and itchiness. Horizontal Knit Technology Innovative Technology: different from similar products, the rear of the kneecap is Breathable Design. The fabrics will not be congest in the popliteal nest during exercise, nor will sweat accumulate. Only to bring you the most relaxed feeling of exercise! ITEMS USED OR SEALS BROKEN ARE NOT ELIGIBLE FOR RETURN OR REFUND (read return policy)