Headline Sign 5351 3-Inch Reflective Self-Stick Numeric Character, Number 1, 1 Unit per Package 3-inch high reflective numeric character Permanent adhesive Great for use on mailboxes, doors, and windows Waterproof; use both indoors and outdoors 1 unit per package 3-inch high reflective numeric character ^Permanent adhesive ^Great for use on mailboxes, doors, and windows ^Waterproof; use both indoors and outdoors ^1 unit per package