Letter-size divider sheets are made of strong 110 lb. white index stock. Printed with guidelines for fast, accurate placement of index tabs. Seven-hole punched for top or side fastening in folders or three-ring binders. Index tabs attach directly to index divider sheets or material to be indexed. Tabs are plastic laminated and printed for side or bottom indexing. Tabs grip both sides of pages for extra strength. Legal Index Tabs, 41-50, 10 Tabs, Blue Edge