Slide ‘N Grip Binding Bars, 40-Sheet Capacity, 11 x 0.25, Black, 100/BoxFor 8.5″ x 11″ document storage.1/4 inch holds up to 40 sheets.This product will be cheerfully replaced with one of equal value if defective in materials, manufacturing or packaging at the time of purchase. Except for such replacement, this product is sold without warranty or liability even though defect, damage or loss is caused by negligence or other fault.