Fjallraven Rucksack No.21 Daypack, Uncle Blue, Medium 65% Polyester/35% Cotton Made in a heavier version of our waxed G1000 fabric. Top loaded design with snow lock under lid. Exterior pockets on front and sides. Contrasting lining. Seat pad included in pocket inside. Flat pocket with padded bottom for laptop Bottle pocket on inside keeps thermos or bottle upright Lid design from our best selling backpacks during the 60's and 70's