Features 500Pcs Total Supply: Enjoy a generous set of 500 pieces, featuring double-sided design for maximum efficiency in lens edging and polishing tasks Precise Film Control: Our blocking stickers prevent film deviation during polishing, ensuring accurate pupil distance and optimal axis positioning for superior results Durable PET Material: Crafted from high-quality PET film, these stickers provide excellent anti-slip properties for effective and reliable eyeglasses edging Lightweight and Portable: The compact design makes this adhesive sticker tape easy to carry, perfect for professionals on the go or for use in various locations Versatile Application: Ideal for use in lens, screen, and other processing fields, these stickers cater to a wide range of needs in the optical industry Features: 1、500PCS IN TOTAL: This lens edging adhesive sticker tape set contains 500pcs and double sided which means 2 tape in 1 piece. Transparent and practical. 2、NO BURST FILM DEVIATION: Lens edging blocking sticker ensure that the lens will not burst film deviation in the proc of polishing, ensure pupil distance, more accurate axes position. 3、MADE OF PET FILM: Lens edging blocking sticker is made of PET film, which has good anti slip effect of eyeglass lens edge polishing. 4、LIGHT IN OVERALL WEIGHT: This eyeglasses lens adhesive sticker tape set is overall lightweight and simple for carrying. 5、WIDE APPLICATION: Lens adhesive sticker tape can be widely used in lens, screen, lens and other procing fields. Specification: Item Type: Non Slip Sticker Material: Soft PET Film Size(W x L): Approx. 28 x 39mm / 1.1 x 1.5in Quantity: 500(2 in 1 sheet) Color: Transparent Package List: 500 x Lens Edging Blocking Sticker(2 In 1) Package List 500 x Lens Edging Blocking Sticker(2 In 1)