This label protector is not only suitable for protecting library books, but also for protecting other valuable items. It can be used as a mailing label to protect your collectibles during shipping, or as a label for personal items such as laptops and tablets. The protector is easy to remove and leaves no residue, making it a versatile solution for a variety of applications. Features -Color:Light Yellow -Material:PVC self-adhesive -Size:5.00X5.00X0.01cm/1.97X1.97X0.00in -Note: 500pcs a roll. -Suitable for use in classrooms, schools, homes, offices, and libraries, making it a versatile solution for protecting a wide range of items. -Can be used to protect a wide range of items, including collectibles and other valuable items, ensuring that they remain in pristine condition. -Adhesive design makes it easy to apply to a wide range of surfaces, ensuring that it can be used on a variety of items. -Protects book barcodes from scratches, smudges, and other types of damage, ensuring that they remain legible. -Easy to apply and remove without leaving any residue, ensuring that it does not damage the item it is protecting. Package list: 1 x roll of label protectors