SOLD OUT.....Our “Performance” Series Magnetic Knee Wrap is crafted with 13 laser point neodymium permanent magnets. These Magnets are strategically placed above,below & behind the knee with three magnets above front & 5 magnets below front as well as 2 magnets above back & 3 magnets below back. (1000 Gauss Each Magnet) SAVE $30 When You Purchase Two!! This knee Wrap is also infused with Tourmaline providing a soothing & gentle warmth along with negative producing ions. The Japanese, the Chinese and Asian Society take magnetic therapy very seriously in their day to day lives and have for many years. Negative ion producing tourmaline is also extremely popular overseas. (See link below) You will find our “Performance” Series Magnetic Knee Wrap to be flexible and non-constricting while providing constant compression & complete knee coverage & still allowing you to maintain complete mobility and full range of motion. Isn’t it a relief to try a noninvasive, no pills,no side effects approach to helping the body heal itself naturally for a change? Sizing: If your knee joint measures between 13 .5 and 17.5 inches order this size Large. For Size S & M Magnetic Knee Wrap Please Check to the right on this screen under “You May Also Like”. Cleaning Instructions: Hand Wash in Cold Water & Mild Soap. Do not bleach; Do Not iron; Do Not Wring Dry, Only Hang Dry. As Seen In Japan Inc Magazine: Minus ions, called negative ions in the West, occur naturally in forests and streams, anywhere the water runs pure and the air is clean. Despite being unsupported by definitive medical evidence, the very presence of minus ions is widely believed to reduce stress and bring about positive feelings of well-being. The particles can be reproduced artificially by passing air over a strong electric current or through the breakdown of crystals like tourmaline.... Read On Ion Power ? Info/Article