Would you like to save money on envelopes and postage while also helping the environment? MMF Industries Nylon Flat Transit Sacs are reusable, long-lasting, and make mail sorting easier. Approved by the U. S. Postal System, Transit Sacs save you 96% annually on envelope costs and 37% on postage. The zipper closure keeps contents secure in transit and can be sealed through the zipper to ensure the mail remains confidential. The hunter green Flat Transit Sacs are ideal for small parcels, bulk mail, report files, and catalogs. A see-through window on the bag is perfect for a shipping information, business card or company identification. MMF Industries Nylon Flat Transit Sacs are great for banks, retail stores, hotels, law offices, and government agencies. MMF Industries offers customers a full array of reliable office and banking products that keep customers coming back.