12 oz. concrete canvas, 85% cotton, 15% polyesterPadded laptop sleeve with hook and loop closure fits up to 17\” laptopAdditional tablet pocket with shared hook and loop closureLarge interior compartment with secure zipper closureTwo interior slip pocketsZipper stash pocket on front flapSturdy canvas top grab handleMetal clip and d-ring closure on flapAdjustable padded strapsSturdy padded bottom18\”H x 13.5\”W x 4.5\”DCapacity: 18L