Note: This protective film is designed for watches with a flat glass. In the case of a curved glass, the protection may not adhere well to the edges. BROTECT AirGlass Matte Premium Glass Film, the ultra-tough, anti-reflective, and ultra-light display protection for your Samsung Galaxy Watch 4 (40mm)! The matte glass BRO features the most advanced and revolutionary display protection technology - AirGlass, exclusively from BROTECT! The matte AirGlass is significantly thinner and lighter than typical tempered glass products on the market. This makes it much more flexible while still providing the same scratch-resistant hardness of glass. The surface of the glass film is matte, which reduces annoying reflections on your display. At the same time, the ultra-thin tempered glass film offers a unique touchscreen sensitivity. Additionally, the BRO has an anti-fingerprint coating, ensuring that dirt and fingerprints have no chance on your display and can be easily wiped away. The flexible adhesive layer allows the glass film to glide onto your Samsung Galaxy Watch 4 (40mm) without bubbles and gently. The buddy for your device is carefully manufactured by our expert team in Germany. The display protection film is therefore Made in Germany, and you receive your protective film directly from us. Enjoy it! P.S.: Our BRO is made of real glass and is still flexible! See for yourself: Bend the remaining piece of AirGlass on the pull tab! Compatible with Samsung Galaxy Watch 4 (40mm) SM-R860NZKADBT.