Microfiber * All you need: it is surprisingly roomy, with a cavernous 10.5 x 14 x 5 main compartment with a draw string closure, two front zippered pockets, and two mesh water bottle pouches. * The shoulder straps are soft and padded a perfect traveling companion for home or abroad. * Soft and light: it rolls up into practically nothing when not in use. stuff a sweater inside, and it is a soft travel pillow.