Blue Dry Erase Tags, Heavy Duty 23 mil Thick Polyethylene Tag, Self-Locking, 5 Tags/Pack, 7" x 4" The clean dry-erase surface allows for your message to change, for a reusable tag that lasts. Tags wipe clean with a cloth. Looped end locks together to hang tag anywhere and is still reuseable. Available in 6 colors, and comes in packages of 5.