HAT PRINCE Anti-explosion Scratch-resistant Ultra Clear PC + PET Screen Protector Film for Samsung Galaxy Watch4 40mm Made of premium PET + PC material, this screen protector film has the advantages of both glass protector and soft film. It is not as hard as tempered glass but not as soft as TPU film. It is ultra-thin, more sensitive, pliable, and tough. Premium material: PET + PC material UItra-thin: special materials make it thinner and more sensitive Pliable and tough: edges not easy to be broken Anti-scratch: high hard scratch-resistant layer makes it more durable Oleophobic & hydrophobic: easy to wipe the dirt on the surface Easy installation: easy to install without bubble Compatible with: Samsung Galaxy Watch4 40mm Package included: 1 x Screen Protector Film Watch Not Included