Quality Park Economy Disk/CD Mailers are self-sealing paperboard mailers that measure 7 1/2″ x 6 1/8″. This is a lot of 5 packs, each with 10 mailers, for a total of 50 mailers. The white mailers feature a square shape and a self-seal closure, providing a secure and convenient way to ship CDs and DVDs. Made of durable paperboard, these mailers are ideal for businesses and individuals looking for reliable and efficient shipping solutions.