500 PCS Label Protectors, Transparent Waterproof Clear Wafer Seal Stickers for Protecting Package Envelope Mail Barcodes, Numbers and Stickers Mega Bundle with Perforation Line in Roll (3.5x1.2 inch)

500 PCS Label Protectors, Transparent Waterproof Clear Wafer Seal Stickers for Protecting Package Envelope Mail Barcodes, Numbers and Stickers Mega Bundle with Perforation Line in Roll (3.5x1.2 inch)