UK Conformity Assessed (UKCA) marking is a conformity mark that indicates conformity with the applicable requirements for products sold within Great Britain. UKCA 3M 7100204635, Knee, Support, M, Aluminum, Metal, Urethane, Rayon, PU foam, Polyurethane (PU), Nylon, Polyester, Spandex, Gray, Universal 3M 7100204635. Proper use: Knee, Product type: Support, Size: M. Quantity per pack: 1 pc(s). Package type: Hanging box. Sustainability certificates: Green Dot, Compliance certificates: UKCA