Burton Prospect Backpack 21L black fresh pressed 2019 Burton Prospect is a stylish 21-liter backpack, making it an ideal choice for school or work. The backpack is equipped with a padded notebook pocket measuring 46 × 28 × 5 cm, a fleece tablet pocket and two side drawstring pockets for a bottle of drink. - padded laptop pocket (46 × 28 × 5 cm) - fleece pocket for tablet (29 × 19 cm) - outer zipped pockets - inner mesh pocket with carabiner for keys -