invisible english disc adhesive large plate hanger set (4-4 inch hangers) the flatirons disc co this large plate hanger set contain four 4 inch disc adhesive plate hangers. use the 4" hangers for plates up to 12" diameter and 5.5lbs. the 4" hangers work great for medium to large plates, platters, trays, chargers, tiles, ceramic, and bowls. this size is one of the most popular sizes since it works on a wide variety of sizes. you can trim the 4" discs to fit smaller plates and avoid rims and edges. these disc hangers come packaged with the flatirons disc co directions and packaging on heavy card stock. the heavy card stock allows for easy wrapping and gifting with decorative plates.