Make sure your packages get where theyre supposed to go without any confusing markings showing through when you use these bright white shipping labels. TrueBlock Technology completely covers everything underneath. UltraholdTM Adhesive sticks to more tough surfaces, ensuring your label doesnt fall off your package. Its easy to create custom labels with logos, barcodes and more using free templates and designs from Avery Design & Print. Just print your labels right from your own printer. Its easier than ever to get the job done right. This product was made from wood that came from a certified managed forest.