CleverDelights 3.5" x 2.5" plastic tags. 100 pack. These strong waterproof tags are great for indoor or outdoor use, including wet and damp environments. The tags are a more durable alternative to paper tags and labels that can easily tear and are not weatherproof. Made from tough, 10 mil thick plastic stock, these tags can be used in many applications ranging from durable price tags, inventory classification, equipment identification, flash cards, and more! Reinforced metal eyelet with 3.5mm (0.14") hole. Convenient for attaching chain or wire to industrial equipment, business inventory, household items, farm and ranch components, and more. Our sturdy tags can accept most pens and pencils, but for best results, we recommend using permanent markers with these tags.