Specification AgeRangeDescription : Adult Brand : HARFINGTON BulletPoint1 : Size - Fit glass screen size: 39mm / 1.54"; type: matte; shape: round; color: clear. Sizes vary from 15mm to 50mm. (Please measure the flat area of the watch mirror before purchasing. If there is a chamfer area, it should be excluded.) BulletPoint2 : Material - Made of flexible premium thermoplastic polyurethane (TPU), the watch screen protectors have excellent abrasion resistance, high hardness, high strength, good elasticity, low temperature resistance, good oil resistance and environmental resistance. BulletPoint3 : Features - The matte screen protector is HD clear and smooth to the touch (like silk). Resists dirt, sweat and annoying fingerprints with little friction resistance even with sweaty hands. No screen glare, no dazzling even in bright sunlight, easy to read outdoors or in light. BulletPoint4 : Applications - Provides maximum scratch protection for the smartwatch. With nano-elasticity, it can prevent screen breakage caused by drops. Small air bubbles can be automatically repaired. Please read the operating instructions in the product description carefully. BulletPoint5 : Notice - The original film has three layers, and the middle layer is the use layer. If the reverse side or the screen surface is not clean, the film will not stick. Before applying the film, you need to wipe and dry the surface glass screen with alcohol. Easy to install, hassle-free and bubble-free. It can also be easily removed. Color : Clear CompatibleDevices : Smartwatch CompatiblePhoneModels : Fitbit inspire 3 ExternallyAssignedProductIdentifier : 8459418660535 FinishType : Matte FormFactor : Bumper ItemHardness : 9H ItemName : HARFINGTON 5pcs Watch Glass Screen Protectors 39mm Matte Soft TPU Anti-Glare High Definition HD Clear Round Smartwatch Screen Protection Film (for Flat Screen) ItemPackageDimensions_Height : 8.636 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 6.096 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : smart-watch-screen-protectors Manufacturer : HARFINGTON Material : Thermoplastic Polyurethane ModelName : HUAWEI ModelNumber : hta221005hh0025 NumberOfItems : 5 PartNumber : hta221005hh0025 Pattern : Solid ProductDescription : Made of flexible thermoplastic polyurethane (TPU), the watch screen protectors have excellent abrasion resistance, high hardness, high strength, good elasticity, low temperature resistance, good oil resistance and environmental resistance. The matte screen protector is HD clear and smooth to the touch (like silk). Resists dirt, sweat and annoying fingerprints with little friction resistance even with sweaty hands. No screen glare, no dazzling even in bright sunlight, easy to read outdoors or in light. The protective film provides maximum scratch protection for the smartwatch. With nano-elasticity, it can prevent screen breakage caused by drops. Small air bubbles can be automatically repaired. The protection film is very easy to install, hassle-free and bubble-free. It can also be easily removed. Sizes vary from 15mm to 50mm. Operating Instructions: Step 1, clean the surface of the screen. Step 2, tear off half of the sticker, stick half of the film on the screen, and tear off the other half of the sticker. Step 3, Peel off the top layer of protective sticker. Notice: Please measure the flat area of the watch mirror before purchasing. If there is a chamfer area, it should be excluded. The original film has three layers, and the middle layer is the use layer. If the reverse side or the screen surface is not clean, the film will not stick. Before applying the film, you need to wipe and dry the surface glass screen with alcohol.