11 1/8 x 8 3/4 x 2" Kraft Literature Mailers S-3180 - Uline
Amazon.com: BoShahai 30 Pack 8x6x3 inches White Shipping Boxes, Corrugated Mailer Boxes, Packaging Boxes for Products, Recyclable Cardboard Box, Flat Literature Mailers for Gifts, Clothings by Mailing : Office Products
12-3/4 X 15 Kraft Stay Flat Mailers Set of 6 - Etsy
25 Pack Stay Flat Rigid Mailers 9x12 with Self Adhesive Seal, Bulk White Cardboard Envelopes for Shipping Photo, Magazines, Comic Books, Art Prints - Walmart.com
Amazon.com: BOX USA BML881 Literature Mailers, 8" x 8" x 1 1/4", White (Pack of 50) : Office Products
Brown Corrugated Cardboard Mailer Boxes
Amazon.com: Boxes Fast BFML13101 Corrugated Cardboard Literature Mailers, 13 x 10 x 1 1/4 Inches, Tuck Top One-Piece, Die-Cut Shipping Boxes, Large White Mailing Boxes (Pack of 50) : Industrial & Scientific
Amazon.com: HORLIMER 13x10x2 inches Shipping Boxes Set of 25, White Corrugated Cardboard Box Literature Mailer : Office Products