Soft copper support with real copper threads woven into them to help improve circulation, keep joints warm and soothe away pain and stiffness. Extremely supportive elasticated material fits snugly like a bandage. With 19% copper content the help increase blood flow directly around the whole of the painful joint.. Can be washed as often as needed. Once you've worn a Copper Back Support, you'll never want to be without one.. Tailor made for painful joints. Soothe away pain & stiffness. Woven copper content 19%. Easy-care washable material. A supportive, warming and soothing support for painful backs. Elasticated material fits snugly and comfortably for all day wear. Woven copper content of 19%. Available in two sizes fitting Small/Medium and Large/Extra Large.