The key fob cover is made of high quality thermoplastic polyurethane (soft TPU), fits keyless entry smart key type for New Mercedes Benz A-Class C-Class E-Class G-Class S-Class CLA CLS GLA GLC GLE GLS SLC SL etc. Keyless Smart Key Fob. It can effectively prevent you key from scratches, broken,cracks. The surface leather grain and different colors available can make your mercedes benz key very eye-catching and personalized.