Adept and adaptable, this duffle bag doubles as a backpack and triples as a 50/50 clamshell-style suitcase, making it the workhorse of your luggage collection.Closure: Three-quarter-perimeter U-zip square duffle compartment and two-way zip-around clamshell with expansion gusset.Exterior features: Weather-protected duffle compartment, zip end pocket for quick access to small essentials and four handles and a full-yoke backpack harness with sternum strap. Eight lash points allow for strapping the bag to roof racks, pack animals and other Transporter bags.Interior features: Duffle section includes zip mesh pocket in lid; clamshell has two rollaway, zip-closure mesh dividers.Special features: Durable, abrasion- and water-resistant TPU-coated fabrics deflect precipitation and withstand the elements. Recycled nylon Hand wash, dry flat Imported CA WARNING: this item can expose you to dimethylformamide, a known carcinogen. See below link for more details on Proposition 65