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Additional Styles

Soft Flask 500ml/16oz Flask

Flexible flask that compresses as you drink it to eliminate water bouncing inside and reduce sucking effort. No leaking until you bite it. Blaster valve - A new engineered valve that blasts water for quick, effortless hydration. Designed for Easy-Care, Hydration Ready, Slosh Free. PVC, Phthalate, Bisphenol-A Free - FDA approved polyurethane.