[Compatibility]: Screen protector compatible with Apple Watch 41mm Series 7. Not compatible with other models. [Superior Material]: Made of upgraded, high-quality material, more durable, sturdy, and protective than traditional materials. The surface is smooth. [Easy Installation]: Precise cutouts, very easy to install. [Full Protection]: The screen protector protects against drops, impacts, and provides access to all controls, buttons, and sensors. Opened for inspection. Unused item. Lo 2