Hydro Flask Standard Mouth Sport Cap
From mountain trails to morning yoga class, our 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.
- Insulated for enhanced temperature protection
- Compatible with all Standard Mouth bottles
- Not intended for use with hot liquids and is not leakproof
- Hand wash
- BPA-Free and Phthalate-Free
- Style No. SMSC
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