Hydrapak UltraFlask 500ml - Collapsible Soft Flask Water Bottle for Hydration Pack - (500 ml/16 oz) , Malibu Blue
Brand: Hydrapak
Color: Malibu Blue


HYDRATION VEST COMPATIBLE - Fits easily in most hydration vest, belt or pack pockets. Provides bounce-free stability and a flexible flask shoulder to prevent chafing.
COLLAPSIBLE FLASK- Soft material conforms to any pocket, and shrinks as you drink to reduce movement and pack away easily when empty.
ULTRALIGHT HYDRATION - Makes a great hydration addition or replacement for distance or trail running.
DURABLE - Made of abrasive-resistant TPU, high-flow bite valve auto-seals after each sip, eliminating annoying drips.
100% BPA & PVC FREE - No weird taste, and no unnecessary or harmful chemicals.