String Swing CC33 Protective Wall Bumper; provides extra protection in case your instrument is bumped against the wall; Adhesive strip included to attach bumper to the wall; Mounting Directions: Remove adhesive backing and place on the wall; position behind the instrument at the location where it would first Contact the wall; Dimensions (W x D x H): 25 x 76 x 13 mm, (1" x 3" x 0,5"); Suitable for all Nitrocellulose finishes except white; Made in USA; Note: with a nitrocellulose lacquer finish, prolonged pressure can cause pressure marks that resemble a smear, even without a chemical reaction. For longer storage, we recommend a suitable case or gig bag; Adhesive may damage wall when removed.