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Runners Need£35.00Visit shop Hydro Flask 21oz Standard Mouth With Flex Straw Cap Drinks Bottle
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This Hydro Flask 621ml bottle in white, featuring a Flex Straw Cap, is designed for individuals seeking convenient, on-the-go hydration with superior temperature control. Its slim profile fits most cup holders and backpack pockets, making it ideal for commuting, travel, and daily use, while its double-wall vacuum insulation keeps drinks cold for up to 24 hours or hot for up to 12 hours. A potential caveat is that the straw mechanism, while convenient, requires regular cleaning to prevent buildup.
| Colour | White |
|---|---|
| Model Part Number | S21CFS110 |
| Brand | Hydro Flask |
| Container Volume | 621 |
While the white finish is durable, like any light-colored product, it may show dirt or scuffs more readily. Regular cleaning as outlined in the care instructions will help maintain its appearance.
This bottle is primarily designed for still water, coffee, or tea. While it might hold carbonated drinks temporarily, the pressure buildup from carbonation could potentially damage the seal or cause the lid to be difficult to open, and may affect the performance of the straw mechanism.
The TempShield™ insulation is rated to keep drinks cold for up to 24 hours and hot for up to 12 hours. Actual performance may vary based on external temperature and frequency of opening the bottle.
The bottle is constructed from high-quality, food-grade 18/8 stainless steel.
Yes, the Standard Mouth opening is suitable for adding ice cubes. For easier filling and cleaning, consider using smaller ice cubes.
The Flex Straw Cap is designed for Hydro Flask Standard Mouth bottles. It is generally interchangeable with other Hydro Flask Standard Mouth lids, but check specific product compatibility if purchasing a different lid.
Ensure the lid is screwed on tightly. Pre-condition the bottle by filling it with hot water for hot drinks or cold water for cold drinks for a few minutes before use. Check for any visible damage to the insulation.
Ensure the straw is properly seated in the cap and extending into the bottle. Check for any blockages in the straw. Clean the straw and cap mechanism thoroughly as per care instructions.
Verify that the Flex Straw Cap is securely tightened onto the bottle. Ensure the closeable straw is fully in the closed position. Check the seal on the cap for any debris or damage.
This indicates a potential failure of the vacuum insulation. Contact Hydro Flask customer support if the bottle is under warranty.
Setup:
Your Hydro Flask bottle comes ready for use. Simply remove any original packaging.
Compatibility:
Care:
