Endorphin Soft Flask 450ml

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Custom-Built Soft Flask (450ml / 15oz) fits securely in the Endorphin Belt, keeping you hydrated without slowing you down. Collapsible Design: This flexible flask shrinks as you dr ink, minimizing sloshing and freeing up space in your belt as your run progresses. High-Flow Bite Valve: Equipped with a leak-resistant, self-sealing nozzle that provides quick sips without spillage. Durable & Safe Materials: Made from BPA-free, odor-resistant materials that withstand frequent use and multiple refills. Features: 450 ml capacity Soft and flexible Twist-to-lock top: zero accidental leakage Self-sealing bite nozzle: effortless drinking on-the-go Easy-to-grip cap: simple to open, fill, and wash Free from BPA, phthalates, and PVC Color: light gray and transparent Weight: 33 g Show more