Fabric type- 400D recycled nylon with non-PFC durable water-repellent (non-PFC DWR) finish. About this item EXPLORE ON. Vintage style with modern charm, the Berkeley Field Bag is a super convenient, lightweight and comfortable bag meant for carrying everything from your water bottle to your phone. ADJUSTABLE FIT. Adjustable shoulder straps provide men and women with a comfortable carrying experience. SECURE STORAGE. An internal, zippered compartment fits items like your water bottle, phone and keys. An external, fleece-lined pocket holds smaller items while a concealed pocket on the back provides more organization. WATER-RESISTANT FABRIC. Made with 400D recycled nylon and coated with a Durable Water-Repellent (DWR) finish, this bag keeps your valuables safe and protected. Whether you're commuting, traveling or hitting the trail, this pack has you set. TECH SPECS. Dimensions: 7.28" x 3.15" x 11.02" (18.4 cm x 8 cm x 27.9 cm); Strap length: Min 31" / Max 56" (78cm / 141cm); Avg Weight: 9.3 oz; Volume: 5 L.