Description
DESCRIPTION:
Twist on the Hydroflask Standard Mouth Insulated Sport Cap to any standard size bottle for easy hydration on-the-go.
FEATURES:
Compatible with all Standard Mouth bottles
Quiet, “no whistle” valve
Insulated for enhanced temperature protection
BPA-Free and Phthalate-Free
Is not intended for use with hot liquids and is not leakproof
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