Please Kindly check our item description and photos, confirm it with your car. make sure this item suit for your car before purchase. If the of the installation location has wax oil, Must First Clean it up before install. Otherwise, can not install well. Recommend go to professional automotive neauty shops install. adhesive tape is at the back. Please note that please use the heat to the adhesive tape before installed, to make the item stick tightly. (No need too hot) Suit For G Class W463 2004-2018 Colour:black Material:alloy Package Contents: 1 pair * Car Speaker Cover Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.