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About product and suppliers:
        Alibaba.com offers 13,402 class sleeves products. About 6% of these are insulation materials & elements, 3% are ladies' blouses & tops, and 1% are islamic clothing. 

A wide variety of class sleeves options are available to you, such as anti-bacterial, anti-uv, and breathable. You can also choose from pet, fiberglass, and pvc. As well as from oem service, in-stock items. And whether class sleeves is unisex, men, or women. 

There are 13,402 class sleeves suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of class sleeves respectively. 

Class sleeves products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 3,992 with ISO9001, 2,420 with Other, and 1,666 with ISO13485 certification.