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From hiking to days in class, the Hydro Flask Standard Mouth Sport Cap in Black is a must have Hydro Flask accessory. Keeping your drinks cold, this insulated sport cap is perfect for on-the-go with the quiet valve and easy carry design.
Features of Hydro Flask Standard Mouth Sport Cap in Black SMSC-BLK:
- Style: SMSC-BLK
- Color: Black
- Hydro Flask Lids
- Hydro Flask Sport Cap
- Compatible with all Standard Mouth Hydro Flasks
- Quiet, “no whistle” valve
- Not leakproof and not intended for hot liquids