Corrosion resistant, aircraft grade aluminum with an adhesive application. The Burton Aluminum Stud Mat stomp pad: Stomp on some board "Bling"! Awesome traction in a compact, unobtrusive design. Features: High traction ridges Aluminum durability Adhesive application Burton "b-arrow" design 2 separate "b's" to place where you want Application tips: Make sure the board surface is clean, dry and at room temp. Board surface can be cleaned w/ rubbing alcohol or any substance that will NOT leave a residue behind. Peel off the backing and press the pads in to place. Rub around the design with some medium pressure to push out the air bubbles. Allow the adhesive to cure overnight. Exposure to cold too soon can cause the pad to come unstuck. Stomp pads are not designed to be re-applied after removed.