Prevent the accidental or unexpected start up or release of stored energy when working on equipment and machinery with thin and flexible 10-mil PF-Cardstock tags for indoor and short-term outdoor use. PF-Cardstock tags are 5 3/4" x 3 1/4" in size with a 3/8" hole. They are made of durable, tear and water-resistant, pulp-free, and will not crack, distort, or shrink. The matte surface is scuff-resistant and easy to write on with pen or marker. Each do not operate tag has a different message with a standard backing. Lockout tagout tags are available in individual packages, as a Box of Tags, Tags By-The-Roll both with and without grommets, and refillable QuickTags. Ties sold separately. For over 40 years, Accuform has sought to perfect safety signs, safety tag and safety label manufacturing processes, safety procedures, environmental compliance and distribution strategies. Through expertise and ingenuity, we're paving the future of facility safety identification one innovative product at a time.