Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si 1.Please use alcohol or agent to clean the position of the installation (to make sure it without the grease.Wax or dust etc.) 2.please the position of installation can be completely fit the case before install 3. the strong double-sided adhesive of the back , if meet the case of a relatively low temperature, please heating it via the hair dryer or lighter . 4.According to the comparison stick up it and press about 1-2 minutes (Note:do not wash your car in 24hours , the adhesive should be fixed after 12 hours ) 5.The installation have been completed , DIY item --- Easy to install Compatible Vehicles: For ML-Class W166 2012 2013 2014 2015 2016 For -Class X166 2013 2014 2015 2016 For -Class 2015 2016 2017 For GLS-Class 2015 2016 2017 2018 Item: Hood Engine Outlet Cover Trim Car Accessories Car Trim Car Parts Condition: colour:Carbon pattern Material:ABS Package Contents: 2 x Hood Cover Trim 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.