• Sourcing Solutions
  • Services & Membership
  • Help & Community
About product and suppliers:
        Alibaba.com offers 4,616 heavy duty backpack products. About 35% of these are backpacks, 5% are shopping bags, and 2% are school bags. 

A wide variety of heavy duty backpack options are available to you, such as softback, external frame, and internal frame. You can also choose from 600d, canvas, and nylon. As well as from day backpack, camping & hiking, and cycling. And whether heavy duty backpack is 30 - 40l, or 50 - 70l. 

There are 4,616 heavy duty backpack suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of heavy duty backpack respectively. 

Heavy duty backpack products are most popular in North America, Western Europe, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 818 with ISO9001, 639 with Other, and 239 with BSCI certification.
        
ensearchweb010185226132