Black Diamond 500 ml Soft Flask Couloir helmet How avalanches work

How avalanches work

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

and impressive downhill performance

This 20mm-wide band is made from silicone to be lightweight

High-flow bite valve auto-seals after each sip

Black Diamond 500 ml Soft Flask Couloir helmet How avalanches workThe 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