Material: with chrome surface. It is durable and prevents the car from being scratched by finger nails and keys. Bring a unique and luxurious look and feel to your upgraded control buttons! It is easy and fast to install, perfectly fits the button, and has double bonding inside (if the temperature is low, use a hair dryer to heat). adaptation: Suitable for -: for ML level W166 2012-2015 (ML250 ML300 ML320) for Class B W246 2012-2015 for C level W204 2008-2015 for CLA-CLASS W117 CLA260 2014-2015 for class W218 2012-2015 for E class W212 2010-2015 for -Class X204 2010-2015 for -Class X166 2013-2015 colour: silver Material: zinc alloy Package contents: 6* adjustment switch 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.