【Suitable Model】 Used for BMW 1/2/3/4/5/6/7 Series and X1/ X2/X3/X4/X5/X6 , etc. Smart Key(The same as left photo). 【Signal As Usual】:The key cover do not affect signal at all. 【Material】: Made with premium aluminum alloy with leather and crystals. Make your key fob look new and premium. 【Full Protection】: Full protection of back and forth, left and right. It can effectively protect your car key from falling, scratch, shock and dust. 【Worry free after sale】:Unconditionally refund or free replace if any defective or quality problems, any problem please feel free to contact us, we offer life-time friendly customer service. 【Suitable Model】 Used for BMW 1/2/3/4/5/6/7 Series and X1/ X2/X3/X4/X5/X6 , etc. Smart Key(The same as left photo).