Note: There will be inside the product "adhesive promotor". The product is not a detergent. Cannot be used to wipe the navigation box and display screen. Do not use to wipe eyes. Remember to wash your hands Made in an ISO 9001 facility to ensure good quality. Easy installing,without any tools. 3 M automotive adhesive tape is attached. Installation method: Step 1:please clean the place with 50% alcohol to make sure no dust. Step 2:remove the 3 m glue in back; Step 3 :heat the 3 m glue by hot air gun;(A tip for putting on with supplied 3 m tape is to warm the handles and the covers this makes the glue on the tape more sticky and they will stay on for ever!) Step 4:install the products in the right place ,Don't wash your car within 48 hours