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Co-op Envelopes Production FAQs

No, but there are several standard sizes. The two most common sizes of co-op envelope are #10 and 6 x 9. There are other envelope sizes that are less commonly used: 3.75 x 8 and 5 x 8.
For the #10 envelope, the optimum size is 8.5 x 3.5. Lighter paper weight is usually used with this envelope, in general, 45# gloss stock. The standard weight is .05 oz. For the 6 x 9 envelope, the optimum specifications are 5 x 8. The paper weight is normally 45# with an allowable weight of up to .10 oz. 6 x 9 envelopes can also accommodate CD-ROMs. For the 3.75 x 8 envelope, the standard size is 3 x 7 on a 45# paper stock. Pieces weigh .05 oz. For the 5 x 8 envelope, the standard size is 3 x 7 on a 45# paper stock. Pieces weigh .05 oz. For all envelope sizes, single-panel, two-panel and three-panel pieces can be used in these envelopes as long as the size requirements are adhered too.
Yes, but we don't recommend it. Having the maximum size piece in a given envelope allows for your piece to be seen over smaller pieces from other advertisers. If a smaller piece runs, it can get lost in the envelope. On average, there are about 15-25 inserts of varying sizes in most co-op
Yes. In fact, Echo Media has regularly scheduled print runs on 45# gloss paper.
Yes. Samples of both # 10 and 6 x 9 co-op envelope inserts can be viewed on our print samples page.