The Dakine Cosmo 6.5L Pack has two compartments, the main compartment is big enough for most of your necessities & the smaller organizer compartment is great for keeping the essentials close at hand and easy to find. Volume: 397 cu. in. [ 6.5L ]. Size: 12 x 9 x 3" [ 30 x 23 x 8cm ]. Materials: 600D Polyester. Jute-Cotton Blend ( Indigo ).