Description: The key case is made of durable TPU material, a durable material for long service life. To protect your key from scratches and bumps, it is soft and comfortable to touch, important is that it does not affect the signal transmission. Easy Installation Direct replacement, no tools required. This is a non-OEM product, only accessories! Specification: Material: TPU Colour: red. Pattern: leather pattern Dimensions: 5.7 x 4.1 cm / 2.24 x 1.61 inches (L x W). Features: for Mercedes Benz E Class 2017 E200 E200L E300 E300L E320 E320L E400 S-Class 2018 S320L S350L S450 S550e S560 S63 AMG S. 65 AMG 65Installation tips: Take off the key chain cover. Place your car key on the cover. The installation is complete. Note: Key shell only, no interior electronics inside. Only fit for keyless remote control, please check the size and shape carefully before purchasing to ensure you get the correct key shell. It does not replace the core electronics. Any defects in the electronic core are not fixed by the shell replacement. Package Included:1 x Keychain Cover