Colorful waterproof backpack for college leisure outdoor activities

TPU waterproof backpack for school,school backpack  

If you’re into water sports or outdoor adventures, the chances are you’ve got some gear to lug around and our wide range of waterproof backpacks makes it easy.
From 100% waterproof rucksacks and dry bag rucksacks, to weatherproof backpacks and duffle; our large choice of sturdy waterproof bags probably has exactly what you’re looking for.

 100% waterproof backpack (Class 3)
Floats safely if dropped in water
Protects contents from dust, sand, dirt and water
Unique ‘High Frequency’ welded construction
Two-way sealing system (top or side)
Padded shoulder straps and lumbar support
Comfortable back panel with air-flow design
Super reflective strips on the front of the bag and both shoulder straps
Adjustable sternum strap and waist belt

Product figure 

Reception

Office

Workshop

Patent

WATERPROOF IPX-8

Material Testing