Black Diamond 500 ml Soft Flask Couloir helmet High-flow bite valve auto-seals after

High-flow bite valve auto-seals after each sip

The adjustable strap can be adapted to your hand size to help you save energy during the ascent

The 40 mm adjustment plate is an accessory for models R99 and R150

and impressive downhill performance

and TÜV-certified safety

Black Diamond 500 ml Soft Flask Couloir helmet High-flow bite valve auto-seals afterThe 500mL soft flaskmade by Hydrapakis ready for your next adventure. Designed for our Distance Packs, our 2 D pinch weld construction includes a soft, oval shaped shoulder for minimal bulk while being worn, and will meet your hydration needs without weighing you down. PRODUCT FEATURES Pinch weld construction with U shaped weld Wide oval shoulder 42mm MX (non locking) nozzle Material: Thermoplastic Polyurethane; HDPE Practical Lifetime Warranty Black