Description: The repair edge is made of foam, flexible, anti-aging and durable. Damaged or damaged items are easily replaced. Please clean the rest of the glue before installing new edges. Please pay attention to the size of the item before purchasing. Specifications: Material: Foam Color: Black Outer Diameter: 6.1 inches (155 mm), Convex Outer Diameter: 5.5 inches (140 mm), Convex Inner Diameter: 4.7 inches (120 mm), Inner Diameter: 4.3 inches (110 mm), Package Contents: 2 x Foam Edge.