Donjoy OA Nano knee braceWhatsApp video fitting appointment is included in the price, place your order & we'll call you High tech functional comfort in a lightweight brace design. The flexibility of the magnesium frame allows for intimate fit while the revolutionary nano MAG material provides strength to off load and provide pain relief. OA Nano is for mild to moderate knee osteoarthritis (OA), is designed for people to stay active and move freely, making patient compliance