Feature: Easy installation with double side Automotive tape at the back of covers. 100% Waterproof. Never Fade, Never Rust. One of the best in the market. Lasts For Years Package: 1 Piece Instruction: This item doesn't come with manual installation Method Of Installation Ste 1 Please clean the area and eliminates the substance before mounting this product. Ste 2 To check the installation area according to the vehicle with this product first and then release the back of 3M tape paper (double lisided tape, a label) is removed Ste 3 Products are equipped on the vehicle with exactly and use a clean cloth to press evenly is attached. Ste 4 Products within 24 hours after installed, please avoid washing your car and touching the water.