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About product and suppliers:
        Alibaba.com offers 573 days of the week underwear products. About 19% of these are packaging boxes, 16% are plus size underwear, and 10% are men's briefs & boxers. 

A wide variety of days of the week underwear options are available to you, such as nylon / cotton, spandex / nylon, and 100% polyester. You can also choose from breathable, eco-friendly, and anti-static. As well as from free samples, paid samples. 

There are 573 days of the week underwear suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of days of the week underwear respectively. 

Days of the week underwear products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 134 with ISO9001, 97 with Other, and 33 with ISO14001 certification.