GBC Plastic Binding Comb 25mm 21 Loop 225 Sheets Capacity Blue Pack Of 50Create professional looking documents with ease using GBC Plastic Binding Combs. Designed for compatibility with all standard binding machines, these high quality combs make it easy to assemble and update your documents. Their flexible design allows pages to lie flat for convenient reading and note taking, while the durable plastic construction ensures long lasting use. 25mm combs bind up to 240 sheets Reusable and easy to reopen add or remove pages