TIRIO Compatible with Apple Watch Series 4 case 40mm, iwatch 4 Case TPU SEMI-Around Ultra-Slim Soft High Transparency Scratch-Resistant Cover (40mm) THIN DESIGNEExclusive design for Apple Watch 4 Series 40mm, offering an external surface protection to your watch without compromising usability. Natural Viewing: 99% high transparency without touch sensibility problems. It's s premium smooth, crystal clear quality TPU case & screen protector. SEMI PROTECTIONCovers all corners and Prevents your watch from dust, fingerprints, scratches. High Quality: Sturdy and flexible premium TPU material for easy installation. Feels comfortable and soft. NOTICE:You can carry this protector at gym or sports activities, it will not cause the moisture (from perspiration) to be trapped between this product and the watch screen. If you still have any questions, feel free to contact us.