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About product and suppliers:
        Alibaba.com offers 1,475 plastic lock closures products. About 1% of these are hair extension. 

A wide variety of plastic lock closures options are available to you, such as free samples, paid samples. 

There are 1,479 plastic lock closures suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and United States, which supply 98%, 1%, and 1% of plastic lock closures respectively. 

Plastic lock closures products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 292 with ISO9001, 58 with Other, and 38 with ISO14001 certification.