Hiking / trekking backpack. It contains main compartment with laptop pocket (up to 17") with velcro strap closing, one big front zipped pocket and one smaller front zipped pocket. Two side mesh pockets. Two side holding panels with straps and buckles. Comforable soft foam back with mesh air-vent panels as well as shoulder straps with soft foam and mesh. Horizontal chest adjustable strap with buckle . Soft hip belt with buckle. Inner polyester 210T lining. Inner stitchings enforced with polyester webbing tape. Capacity 33L.