Rigid Cardboard Envelopes / Mailers Size 195 X 480mm | All Colour Envelopes
Rigid Mailers
Amazon.com : 100 Pack Stay Flat Rigid Mailers 6x8 with Self Adhesive Seal, Bulk White Cardboard Envelopes for Shipping Photo, Documents, Collectible Trading Cards, Art Prints : Office Products
Packnbag's rigid mailers are great to ship prints and documents.
Rigid Mailers Cardboard Envelopes
Europa 334x224mm A4 Rigid Cardboard Book / DVD Envelopes (Pack of 10) : Amazon.co.uk: Stationery & Office Supplies
Buy 25 Pack Stay Flat Rigid Mailers, Kraft paper material Cardboard Envelopes for Shipping Photos, Magazines, Comic Books 9 x 11.5 In Online at Lowest Prices in UK. B07DN88QN5
9 X 11-1/2 Inches Kraft Stay Flat Rigid Mailers set of 12 - Etsy UK
50 x LIL Rigid Cardboard Envelopes 'A2' Size 334mm x 234mm