FUNCTIONAL: Two-way zipper with rain flap for protection. Ergonomic shoulder straps for the long haul. Dual top snap handles for quick carry. Sitting pad for impromptu seating. Reflective logo. ROOMY: 16 L of storage space for everything you need and some things you don't. Measures 14.9" (38 cm) x 10.6" (27 cm) x 5.1" (13 cm). Weighs 0.7 lb.