Accident prevention tags are tear-resistant, waterproof, and will not crack, distort, or shrink.These tags are scuff-resistant, matte surface is easy to write on with pen or marker.Top has 3/8” plain hole.Tag reads, "Barricade Tag",it can help identify and explain the purpose of a barricade, alert workers to the need for permission to enter the barricaded area, and provide custom contact and project information.QUALITY ASSURANCE:we firmly believe that you will love them that if you have any question，please feel free to contact us and your satisfaction is always our top priority.