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About product and suppliers:
        Alibaba.com offers 10,120 envelope self seal products. About 42% of these are mailing bags, 16% are packaging bags, and 3% are paper envelopes. 

A wide variety of envelope self seal options are available to you, such as ordinary paper, kraft, and kraft bubble. You can also choose from business envelope, gift envelope. As well as from window envelope, wallet envelope. And whether envelope self seal is free samples, or paid samples. 

There are 10,120 envelope self seal suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of envelope self seal respectively. 

Envelope self seal products are most popular in North America, Domestic Market, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 8,973 with ISO9001, 6,644 with ISO14001, and 2,512 with Other certification.