Blue Summit Supplies Envelopes, Conformer Envelopes, Rigid Expansion Mailers, 25 Pack

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Expanding Conformer Envelopes are Perfect for Shipping Thick Documents, Booklets, or Books with Variable ThicknessesConformer envelopes expand uniformly to fit the contents inside to make shipping a thick stack of documents, a thin booklet, or even a book easier than ever before. Measuring in at 9.75” x 12.25” and designed to offer flexibility and versatility for your mailing, Conformer envelopes store perfectly flat for easy and space saving storage. Patented construction offers extra durable strength thanks to strong 14pt paperboard, inset glue seams, and uniquely engineered expanding corners Mailers will expand along the pre-scored lines to fit extra capacity inside up to 5/8" thick but only when you need it, eliminating the need for extra void fill, bubble wrap, or packing peanuts Contents inside your mailers will stay flat, secure, and safe throughout transit inside the heavy duty peel and seal flap, which offers a permanent seal with no need for extra packing tape Our secure Conformer envelopes are easy to open once received by recipients by using the E-Z open nylon tear string 100% Money Back GuaranteeWe stand behind our products completely. We understand that sometimes buying physical products can be difficult if you cannot physically see what you are buying; however, if our product is not exactly what you are looking for or does not meet your expectations, then send it back anytime for a 100% refund. Show more