Description This guitar parts are made of plastic. The great guitar accessory set includes 3pcs pickup covers, 1 volume and 2 tone knobs and 1 switch tip. Its really a nice thing for strat replacement. Features - Color: dark blue. - Material: plastic. - Size: 8.4 x1.8 x 1.4 cm (Size of all products together). 3 different sizes of 3 pcs pickup cover are as follows: 48 mm (the longest distance of the center point of the 6 holes of the pickup cover is 48 mm, suitable for pickup near the neck). 50 mm (the longest distance between the center points of the 6 holes of the pickup cover is 50 mm, suitable for the middle pickup). 52 mm (the longest distance between the center points of the 6 holes of the pickup cover is 52 mm, suitable for pickup near the bridge). - Fits for electric guitar. - Made of plastic. - A great guitar accessory set. - Includes 3pcs pickup covers, 1 volume and 2 tone knobs and 1 switch tip.Package List1 x Strat Guitar Pickup Covers Knobs Switch Tip Set for Stratocaster Replacement Accessory Kit Dark Blue