Silicone Smart Key FOB Cover for Mercedes-benz C, Cl, CLK Case Fits Many Models (Blue) The Reviews + fast shipping you see is based on product that ships from and is sold by deAutoKey.. Look under "shipping at checkout" and make sure the "sold by" is deAutoKey. Please be aware that these fast shipping times only come from deAutoKey - Don't be fooled by others, must say "sold by" "deAutoKey". Protects emblem and buttons from scratches and wear Light weight and thin (won't add bulk) on your keys Color code your keys for different family members and vehicles. Fits snugly on your key