Made of Metal,Package includes one set of 3 chrome pickup covers In order to find the covers for your pickups,you must know the pole spacing of your pickups. The pole spacing is measured from center of fist hole to center of sixth hole.Please DO NOT surmise the pole spacing of your pickups, a ruler to measure now Due to the wide variety of parts and accessories, please be to verify the dimensions before you order the item, especially you must know the pole spacing and height of your pickups, or else you would order wrong covers for your pickups definitely size:77x18.2mm Material:metal colour:Silver Package Contents: 3 x Guitar Pickup Covers Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.