REDESIGNED - The most popular daypack size, the Rim Runner� is a versatile done-in-a-day system. Offering enough gear and hydration capacity for lengthy outings, this pack also has a sense of style that works in the city. Features & Specifications: NEW OMEGA HydroTanium Reservoir with Lifetime Warranty. NEW Dynamic Suspension� Harness maximizes load stability. Air Director back panel delivers enhanced ventilation. NEW Customized sunglasses or MP3 pocket keeps items safe and accessible. NEW Front pocket organizer offers secure storage for electronics, cell phones, or other valuables. Capacity: 100 oz (3 litres). Dimensions: 20.5 in x 10.5 in x 10 in (521 mm x 267 mm x 254 mm). Cargo: 1495 cu in (24.50 L). Weight: filled 8.83 lbs (4.00 kg) empty 2.23 lbs (1.01 kg).