The Camelbak Dart Hydration Pack is the ideal pack for when you just want the essentials on your back and nothing more. Perfect for running, cross-training or cycling, the Dart carries 1.5 liters of hydration within Camelbak's Antidote Reservoir. With an air channel back panel and an air mesh harness keeping the air flowing through the Dart, you stay ventilated and more comfortable during your run. An essentials pocket is sized to carry your phone, keys or some energy bars and gels. Front and back reflectivity helps keep you visible should your run start as the sun is coming up or it takes you into the evening hours. For a minimalist solution to your hydration needs, strap on the Camelbak Dart Hydration Pack.