This bag uses a folding system which can keep the contents dry
On the side there is a net that can put bottles or other things
Can be rolled more than 3x and has a buckle to close
Bags can be changed to up to 4 styles
Backpack Variants: 15L
Weight: 415g
Material: 100% Polyester (inner and outer PVC layers)
Open Size: 36.5 x 54cm (15L)