These items have been stored at home for many years. This is a set of three. Immediate purchase is welcome. Although unopened, they are quite old and may show signs of aging. I opened one to check the number of sheets. These are recommended for those who don't mind these points. B6 size information cards, 100 sheets per pack, with 8.5mm margin. - Brand: KOKUYO - Product Name: Information Cards - Size: B6 128mm x 182mm - Quantity: 100 sheets - Ruled: 8.5mm margin Thank you for looking.