You are bidding on: NINJA Magnetic Knee Patella Support - Injury Muscle Sprain This Product Has Never Been Used But has been Opened So I listed it as Used NINJA Magnetic Knee Support - Helps Muscle Injury Sprain   This Magnetic Single Knee Support Wrap is made out of elasticized fabric and come in various sizes. This product would be an excellent choice for moderate levels of knee pain and/or inflammation. It is recommended for knee pain, knee blade pain, frozen knee, knee injury, muscle injury, post surgical wound healing, and chronic conditions such as arthritis and bursitis. The magnets are placed in a north pole sequence and are 1000 gauss ferrite magnets. It has a light weight design which make it easy to put on and take off. It is amazingly comfortable on your skin. Color: Black Quantity: 1 Material: Nylon and Neoprene Size: One Size Upper End Circumference: Approx. 11 1/2"" (29.2cm) (Body Part) Circumference: Approx. 11 1/2"" (29.2cm) Lower End Circumference: Approx. 11 1/2"" (29.2cm) Total Length (From upper to lower end): Approx. 9 1/2"" (24cm) (All dimension are measured in flat without stretching.) Net Weight: 112g This Magnetic knee Support Wrap is made out of nylon, cotton, polyester and elastodiene. Warning: Pregnant women, people with pacemakers and/or automatic defibrillator are advised to aviod using these products. If you develop skin irritation, discountinue use.  Function: For prevention / treatment of muscle cramps, injury or crus sprain; maintain temperature; increase blood circulation. Features: - Simple to apply - Easy to Adjust - New in original box (Has Been Opened) - Comfortable to wear - Reduce risk of injury - Highly Protective - Suitable for everyday use - Professionally-designed structure for optimal usage - Compact and lightweight - For therapy and supports your CRUSs - Protects your muscles and joints - Easy to wear and perfect for sports, fitness exercise or work How to care: Hand wash and hang dry for re-use Design and Logo: Inside the Thigh Support, the Logo of “Ninja” and Ninja are printed to represents the brand “Ninja” and the spirit of Ninja – Speed and Strength   *The magnetic strips (Non-magnetic Metal and Magnet) inside ninja magnetic support are placed randomly by manufacturer. The actual length and combination of strips may have difference.        FREE SHIPPING ANYWHERE IN THE U.S.A THANK YOU AND GOD BLESS