MATERIAL- 25L. This military backpack is made of 600D polyester. YKK Zipper.
VELCRO SPOT- Velcro on the front pocket can attach your favorite tag. 8*4cm (3.1*1.6inches).
SIDE POCKETS- It can store your power bar, water bottle, first aid kit, GPS, cellphone or something you want them close at hand.
HYDRATION COMPARTMENT- This assault pack with hydration compartment and can hold a 2.5 Liter bladder, the tube is fed through the top of the bag near grab handle.
DURABLE & MULTIFUNCTIONAL- This molle backpack with chest straps to cope with the weight so that it's well used as a 3 day assault pack,bug out bag,survival backpack,army backpack,combat backpack or day pack. Suits for Hiking,Camping,Trekking,Traveling,School or daily use. With 90 days limited warranty!