Custom Outdoor Mailbox Vinyl Decal with Street Address and Numbers, One 5.5X5.5 decal, Personalized mailbox stickers, Housewaming gifts Material: Vinly Size:approx 5.5" wide X 5.5 tall Applies to any smooth surface Easy to apply! You will get the instruction! The decal will come separated, please assemble them on your wall by your hand.