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Hydro Flask Standard-Mouth Sport Cap

HYDRO FLASK Standard-Mouth Sport Cap


In stock


Sip. Refresh. Go.

From mountain trails to morning yoga class, the Standard Mouth Insulated Sport Cap lets you hydrate one-handed and on the fly. It’s the first insulated sport cap specifically designed to keep water in your Hydro Flask bottle ice cold, sip after sip.

Product Benefits

  • Compatible with all Standard Mouth Hydro Flask bottles
  • Insulated for enhanced temperature protection
  • Quiet, “no whistle” valve
  • BPA-Free and Phthalate-Free
  • Sport Cap is not intended for use with hot liquids and is not leakproof
  • Lifetime Warranty

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