Check the listing for details. 20 Pcs Footswitch Toppers Guitar Pedal Button Caps, Multicolored. Condition: New. Listed at 17.83 USD. What is this?Widely used for effect pedal switches, this guitar pedal button caps are suitable for universal 3/8" (10mm) effect pedal switches. Used to enhance guitar effect pedals. They can be used as replacement or additional covers to customize and improve the functionality of pedal buttons.What will I get?Inner Diameter: 10 mm/0.4 inchOuter Diameter: 24 mm/0.9 inchHeight: 12mm/0.5 inchMaterial: ABSColor: Red, Green, Light Blue, Dark Blue, PurpleIn the package of: 20 Pcs x Footswitch ToppersAre there any advantages of the product?Expand the touch surface to make the effect pedal more effective and provide full protection for the pedal foot switch.Easy to install and remove, convenient for you to switch between different foot switch cover styles or colors.