Werks traveler 40 is defined by it's lightweight construction. spacious interior and advanced egronomics and has gained worldwide acclaim by being the most complete collection for today's traveler the abrasion-resistant tenacity ballistic nylon fabric provides protection during extreme travel conditions werks traveler 5.0 is backed by the carry with confidence global warranty which guarantees that the products be free of manufacturing defects in materials or workmanship for the life of the bag and covers functional damage caused by common carriers