Don't let a little rain or snow worry you when you need to send a package. Waterproof labels stand up to the toughest environmental conditions and extreme temperatures, while resisting scuffs, tears and smudges, so they remain easy to read. Ultrahold Adhesive sticks to more tough surfaces: metal, plastic, glass and more, ensuring your label doesn't fall off your package. They also resist. TrueBlock Technology completely covers everything underneath your label, so you can reuse boxes, mailing tubes and more. With free printable templates and designs from Avery Design and Print, you can create custom labels with sharp text and graphics in minutes. Waterproof and UV-resistant. 8.5 x 11 sheets for laser printers. Shipping Labels. Shape: Rectangular; Label Size - text: 5.5 x 8.5; Label Color(s): White; Color Family: White.