These Invisible Disc Adhesive Plate Hangers hold china, porcelain, crafts, trays, plates, platters, and home decor of many different sizes and shapes. Each plate hanger holds items up to 3 pounds and plates up to 8 inches in diameter. Use 2 or more disc hangers to hold heavier pottery, trays, and decor. These 3" Disc Hangers work best for displaying most average size decorations. These disc hangers come packaged with The Flatirons Disc Company directions and packaging on heavy card stock. The heavy card stock allows for easy wrapping and gifting with decorative plates.