Durable plastic allows for frequent reference. Stylishly shaped tabs are larger, providing more writing space than standard tabs. Customize tabs using a ballpoint pen or Pencil. Write, erase and reuse again. 3-Hole punched for 8-1/2" x 11" binders; items 16180 & 16185 are 7-hole punched for 5-1/2" x 8-1/2" mini binders and organizers. More from the Manufacturer