500 Pcs 4.2"x2.2" Thicken Clear Label Protectors for Protecting Barcode Library Book Back Backbone, Wmiwulien Waterproof Adhesive Wafer Seals Stickers for Numbers Clothes Food Labels Laboratory Office

["The clear label protectors measure approximately 4.2 x 2.2 inches/10.7cm x 5.6cm, 500 clear rectangular wafer stickers per roll. Made of transparent polypropylene, they are ideal for use on books in classrooms, school libraries, homes, and offices.","Premium anti-glare wafer stickers with high-performance adhesive provide durable, long-lasting seals that resist water, dust, dirt, smudges and scratches while maintaining strong adhesion to flat surfaces without peeling or falling off.","These self-adhesive stickers come on an easy-distribute perforated roll for effortless organization and dispensing - simply peel and stick for instant use! The durable, pleasant-touch surface accepts oil-based marker writing while maintaining its premium quality.","High-viscosity transparent labels provide superior adhesion for barcodes, book spines and flat surfaces, offering crystal-clear protection that maintains scan accuracy while safeguarding your important information.","Versatile Protection Labels: Perfect for safeguarding information in classrooms, offices, hospitals, and libraries, while also serving as reliable mailing labels to preserve your valuable collections."]