Lots of room and pockets for convience. There are side pockets and a front pocket. Also a small top pocket for phone and stuff. Then a big storage pocket . There is an emergency wistle built into the chest srtap. The straps are all adjustable. There is also padded shoulder straps. A waist strap and to keep it secure when hikeing and walking. Less than 1.5 pounds empty. Comfortable to wear. #Rankboosterreview #Sponsored #LUKATU https://www.amazon.com/Backpack-Resistant-Outdoor-Climbing-Mountaineering/dp/B074MQW8C2