Features: Made of rubber, durable and effective. Ideal replacement, can replace old rubber edges. Remove the old side of the rubber and clean the residual glue. Replace with new ones (glue is NOT included) Can replace the edge of the JBL/Swans speaker. Please check whether the size fits before placing an order. Specification: Type: Speaker Rubber Edge 4 inches: Material: rubber. Colour: black. Inner diameter: 67 mm (as shown in the picture) Secondary inner diameter: 74mm (as the picture shows) Secondary diameter: 92mm (as the picture shows) Outer diameter: 99 mm (as shown in the picture) 5 inches: Material: rubber. Colour: black. Inner diameter: 82 mm (as shown in the picture) Secondary inner diameter: 92mm (as shown in the picture) Secondary diameter: 114mm (as shown in the picture) Outer diameter: 127mm (as the picture shows) Package list: 2 x rubber horn edges. Note: Please allow for slight errors due to manual measurement. Thank you for your kind understanding.