Quality Park Antistatic Fiberboard Disk Mailers, 6 x 8.625 inches, White, Box of 25 (64126) Fiberboard white 6 x 8 5/8 media mailer features a Redi-Strip self-adhesive closure and an antistatic coated lining. Sturdy fiberboard construction prevents damage from bending, moisture, and abrasion. Inner antistatic coating protects media. Redi-Strip closure and a tear strip for easy opening.