Matte Spigen AirSkin Shield hydrogel film for Apple AirTag is made of flexible TPU material, so curves and uneven surfaces are not a problem for it. The product perfectly protects surfaces against scratches and thanks to the matte structure it does not leave fingerprints. INSTALLATION INSTRUCTIONS: 1) Begin installation in the bathroom right after bathing - the steam will absorb all the dust from the atmosphere and it will not disturb your installation. 2) Clean and degrease the surface thoroughly, then use a dry cloth to polish it to shine. 3) Install the shell as smoothly as possible. PRODUCT FEATURES: - 100% Original - Packed in the original packaging - Exceptional ease of installation - Full touch sensitivity SET CONTAINS: 4 x Spigen AirSkin front foil 4 x Spigen AirSkin back foil 1 x Application kit