1、Durable Material ‑ Advertisement grade PET‑type reflective vinyl numbers for mailbox stickers. High durability, waterproof and fade‑resistant material address numbers for mailbox labels. 2、Decal Design ‑ Easy to apply decal self‑adhesive numbers stickers reflective numbers for mailbox. Perfect decal stickers for making big numbers signs on a smooth surface. 3、Wide Applications ‑ The reflective numbers stickers are suitable to apply on smooth and clean surfaces like mailboxes, doors, windows, apartments, walls, desks, refrigerators, cars, bikes, signs and billboards. Excellent indoor/outdoor number stickers with great waterproof and UV‑resistant durability. 4、Package Includes ‑ 3 sheets of 0 to 9 number stickers for mailbox decals. You will get 30 number stickers in total. Sheet? 5、Instructions ‑ Peel off the backing tape under the stickers gently. Press the sticker onto the desired surface and position. Make sure the sticker is evenly pressed / squeezed / rubbed onto the surface. Gently peel off the transfer carrier tape.