These 20 x 16 x 1 White Corrugated Fold Over Mailers are great for oversized flat items like portfolios, maps and blue prints. These 20 x 16 x 1 Jumbo Fold Over Mailers fully open and fold over for easy shipping. Simply lay product on the flat mailer, fold over and in, and then seal with packaging tape. Jumbo white fold over mailers are manufactured from 200 lbs./ECT-32-B oyster white corrugated material that can be stored flat, as shipped, 20 per case.

20 x 16 x 1 Jumbo Fold Over Mailers Specifications

• Side: 16 inches (inside dimensions)
• Fully opens for easy packing
• No assembly comes in one piece
• Sealing required