Maxtek 100 Pack Stay Flat Rigid Photo & Document White Cardboard Mailers, 6 x 8 Inches, Self Seal Adhesive Flap.

Rigid Mailers - 100-Pack Stay Flat Photo Document Mailers, Self-Seal Paperboard Envelope Mailers for Photos, Pictures, CDS, No Bend, White, 6 x 8 inches

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

Pratt MJ-3 Self-Seal Stay Flat Mailer, White, 9" x 11 1/2" (Pack of 100)

Quality Park Extra-Rigid Fiberboard Photo/Document Mailers, 9 x 11.5 Inches, Box of 25 (64014)

100-9x11.5 Rigid Photo MAILERS ENVELOPES Flat Mailer by ValueMailers

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

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

FirstZi 1"x3" Handle with Care - Do Not Bend - Thank You Self Adhesive Shipping Warning Labels for USPS Envelope, 1000 Stickers Per Roll

100 Pcs 5x7 Inches Crystal Clear Resealable Cello Cellophane Bags

Rigid Mailers - 100-Pack Stay Flat Photo Document Mailers, Self-Seal Paperboard Envelope Mailers for Photos, Pictures, Papers, No Bend, White, 7 x 9 inches