Oakley Mens Halifax 25L Pack Backpack, Black Water-repellent Halifax Pack backpack Heathered herringbone 600D nailhead polyester, 420D ripstop nylon and tarpaulin panels 200D polyester-lined, top-load main compartment with a buckle closure Additional pockets inside and out keep electronics and other essential items organized 25L Capacity; Demensions: 19 H x 12 W x 8 D