The Circuit is one of Camelbak’s most popular running vests and includes a 1.5-litre Crux reservoir that delivers 20% more water per sip with an ergonomic handle for easier refilling, and an on/off lever that makes it easy to prevent leaks.

• 3D Ventilated mesh
• Cushioning to maximize comfort and breathability
• Convenient phone pocket with zippered closure
• Dual adjustable sternum straps increase stability
• Stretch overflow pocket offers easy access
• Harness storage for all your run essentials
• Reflectivity on front and back
• Hydration Type: CRUX™ Reservoir with Quicklink™ System
• Hydration: 1.5L
• BPA/BPS/BPF Free: Yes
• Quick Link Disconnect: Yes
• Gear Capacity: 3.5L
• Pack Weight: 160 g