Outdoor Recreation Group Dry Creek 27.5 Liter Backpack - 2L & 3L hydration reservoir compatible Organizer compartment Yoked style shoulder straps Soft-lined accessory pocket Front daisy chains Quick side stash pockets Side compression straps Dimensions 45.6cm x 30.4cm x 19.1cm 17.9in x 11.9in x 7.5in 27.5 Liters