Designed for BMW models including 2, 5, 6, 7 Series and X1, X2, X3, X5, X6, X7, etc. Before purchase, please double check your key fob shape by referring to the second image. Sparkling rhinestone crystal material with an ABS case and a soft transparent TPU film provides decorative appeal and reliable protection for your car key. Smooth button operation. A soft, thin, transparent film covers the buttons area to enable easy and smooth presses, addressing the common issue of hard to press buttons. Maintains signal integrity. Supports normal communication between car and key with no signal interference. Key benefits and features - Protection and decoration in one: durable ABS case with rhinestone crystal styling protects your key from scratches and wear while enhancing its appearance. - Practical usability: the soft TPU film keeps button presses easy and responsive without compromising the look or fit. - Reliable performance: preserves the normal signal between key and vehicle, ensuring reliable locking and unlocking. - Compatibility and fit: specifically designed for BMW 2, 5, 6, 7 Series and X1, X2, X3, X5, X6, X7, etc. Please verify your key fob shape in the second image before purchasing. Use scenarios - Daily driving and commuting: keep your key protected in a pocket or bag while maintaining easy access and functionality. - Outdoor activities or travel: shield the key from dirt, grime, and minor impacts during activities outside the car. - Parking, valet, or gifts: suitable for frequent handling and as a stylish accessory or gift for BMW owners.