Description: Ultra Thin and High Touch Sensitivity: 3D full cover tempered glass bubble-free adhesive adheres to the screen without any gaps or bubbles, leaving the touch sensitivity anti-shatter film to protect your watch. High Hardness: After high tempered steel processing, the surface hardness is up to 9h, featuring strong impact resistance, effective against all kind of hard objects scratch. High-Transparency provide you high-definition clear viewing:Hydrophobic Oleophobic screen coating protects against sweat and oil residue from fingerprints. Anti fingerprint: surface polymer anti fingerprint treatment, fingerprint suppression is greatly improved than ordinary protective film Fitment: Universal smart watch tempered glass screen protector film 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm, 31mm, 32mm, 33mm, 34mm，36mm，37mm，38mm，40mm，41mm, 42mm, 43mm, 44mm, 45mm, 46mm, round watch face. Specification: Material: Tempered Glass Color: Clear Product thickness: 0.26mm Product arc: 2.5D rounded edge Product straight edge: 90 degree right angle edge Product hardness: 9H Tempering time: 2.5 hours Product transmittance: 98% Anti-reflective: 98% Package Includes:(4 Pack) 1 Piece Tempered Glass Screen Protector 1 Piece Cleaning Pad