MYFULLY 21 Ring Plastic Binding Combs, 5/16 Inch Diameter, 40 Sheet Capacity, 100 Pack Black Comb Binding Spines– Perfect for Office & School Letter Size Document
100 Pack: 100 Pack Binding Combs Included, ensures long-term productivity for all of your binding projects, allow you to bind paper sheets with ease and store for a long time.
Capacity: Plastic Binding Combs measure 8mm (5/16") in diameter, perfect to add and subtract paper sheets.Paper capacity range: 20-40 sheets (70g paper)
Easy to Use: The plastic binding combs are compatible with any standard 21-ring comb-binding system, Perfect for internal reports and functional documents.
Wide Application: The binding combs can be used in business project, office documents, family plan, presentations,restaurant menus and more.
Letter Size: The 21-ring binding comb in black fits letter-sized paper (8.5x11"), the length also could be cut by scissor in personal requirement.