Sufficient quantity:enough quantity to meet your daily requirements for usage and replacement, satisfying the need of sandblasting work. Warm tips: Please peel off protective films from both sides of the product before use. Standard Size: The sandblast cabinet glass protector is about 23 x 11 inches / 58.5 x 28 cm and 0.01 inches/ 0.2mm thick, blasting cabinet lens covers suitable for most types of machines without any cutting, this sandblasting machine lens protector can cover the lens of the sandblasting machine easily and provide reliable protection for your lens. Long Lasting: The sandblasting polyester film is made of polyester film material, smooth and comfortable touch, can be used for a long time. For sandblasting machine users need to protect the lens provides a reliable protective film. Easy to Use: Clean the screen thoroughly before applying the film.Peel off the protective film from one side of the product, then apply double-sided tape around the edges of the exposed side.Carefully align and adhere the film to the screen.Peel off the top protective layer.It is very easy and quick to install in just a few minutes without any other tools! Versatile Application: Sandblasting polyester film has strong practicality and can protect the sandblasting cabinet lens from damage, making it suitable for most types of media , sand , blast cabinet. This sandblast cabinet lens protector offers maximum protection to your lens. Specification:15 pcs Color: Transparent Material: PET Package Contents: 15 pieces x blasting cabinet lens covers 3 x adhesive tape Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.