200-6 x 8 Flat Rigid Mailer Cardboard White Envelope By ValueMailers

100 - 9x11.5 RIGID PHOTO MAILERS ENVELOPES FLAT MAILER By ValueMailers

Pratt MJ-2 Self-Seal Stay Flat Mailer, White, 7" x 9" (Pack of 100)

Pratt MJ-1 Self-Seal Stay Flat Mailer, White, 6" x 8" (Pack of 100)

100 - 7x9 RIGID PHOTO MAILERS ENVELOPES FLATS BY VALUEMAILERS

Handle With Care - Do Not Bend - Thank You Shipping Stickers, 1"x3", 1000 Per Roll (1 Roll)

Pratt MJ-4 Self-Seal Stay Flat Mailer, White, 9.75" x 12 1/4" (Pack of 100)

100 - 11x13.5 RIGID PHOTO MAILERS ENVELOPES FLATS BY VALUEMAILERS

100 - 6x8 RIGID PHOTO ~ MAILERS ENVELOPES FLATS BY VALUEMAILERS

TheBoxery Flat Shipping Mailers - White 6x8'' 100/cs

Quality Park Extra-Rigid Fiberboard Photo/Document Mailers, 6 x 8 Inches, Box of 25 (64007)