If there are any dust, please use dust-absorber to remove the dust before installation. Q&A: How to make bubbles disappear?â‘ If bubbles are created in a dust-free environment, simply press the air bubbles and move them toward the edge of the screen. Can this be reapplied?During installation the screen protector can be re-positioned and remove until you are satisfied. Universal Smart Watch 3 Pack] Tempered Glass Screen Protector Compatible With CASIO Classic 1.85'' Smart Watch Shop Puccy Tempered Glass Screen Protector for CASIO Classic MQ24-7B Smartwatch [3 Pack] online at a best price in Mauritius. B08HLY1B8F â‘¡ About reapplied, because it is a very thin glass product, the torn parts may get dust, leave fingerprints, curl edges, etc. 9H Hardness can effectively resist daily scratches. 4 Pack Protector Full-Screen for Gard Pro Health Smartwatch 3 (41 mm) Screen | UK The 9H hardness rating means they're seriously tough against scratches from keys, falls, or daily wear. Installation is surprisingly easy - they're bubble-free... Please be sure to pay attention to if the film is dusty or not, if any, use Dust-absorber to remove the dust before installation., - Contents 1., 3xScreen Protector2., Installation Guide3., Dust-absorber4., Microfiber cloth Oleophobic Screen Coating protects against sweat and oil residue from fingerprints., 0., 33mm thick keep the screen responsive to every touch and tap.