[Application]: Design for Samsung Galaxy Watch 4 40mm(2021 Released), NO FIT FOR other Samsung watch model.This galaxy watch 4 Screen Protector is a seperated tempered Galss screen protector , no touch senstive and mositure problem compared with the built-in one screen protector case. [Case and Screen protector Combo]: The samsung watch 4 screen protector accessories made from tempered glass material.99% light transmittance. 9HD hardness.Case Mainly protects the body and edges from scuffs and scratches. Will not affect to access the buttons. [Hard pc material]:This Galaxy watch 4 case is made of high quality matte pc . No smell and no deformation,make your galaxy watch more elegant and durable. Easy to install, no need to take off watch band, you can charge your watch with case on. [Precise cutout]:Covers your galaxy watch 4 the edges around,All holes line up with the corresponding buttons, speaker, mic and sensors, adding no bulk to your watch. Provide effective protection for smart watch from scratching, dropping, bumping. [Package and Service:] 5 Pack hard pc case and 5 separate tempered glass screen protector for new galaxy watch 4. Within 24 hours quick reply. Any quality related issues for a full refund or new replacement without return. If you have any problem, please CONTACT US without hesitation.