These effector caps are made of good plastic material. Effector caps are an indispensable part of guitar effectors, and our effector caps must for these responsibility. They are made of high-class materials to ensure their durability and wear resistance, and can accompany your music dream for a long time. Features -Color: black, blue and purple - Material: Plastic -Size: 2.50X2.50X1.00cm/0.98X0.98X0.39in - Our effector caps are easy and convenient for you to install and disassemble. - Their volumes are very small, can take them with you and replace the old or broken effector caps at any time. - With these effector caps, your guitar effect pedal will play a more excellent and wonderful sound. - At the same time, they are also good gift choices to give them to friends who study guitar with you. - They are manufactured from selected excellent plastic to ensure their . Package list: 6 × Guitar Effector Footswitch Toppers