Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
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Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
Hydro Flask 21 oz (621 ml) Standard Mouth - Surf  
Hydro Flask

21 oz (621 ml) Standard Mouth - Surf

€39.95
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Important: Christmas - New Year Shipping Updates & Cut-Off – Read More

Free delivery on orders over €75.00
5000+ Satisfied customers
Easy Returns - with an post
A sleek, insulated bottle that keeps drinks cold or hot all day—perfect for life on the go.

The Hydro Flask 21 oz Standard Mouth bottle keeps drinks cold for 24 hours or hot for 12.
Its sleek Surf color and durable stainless steel build make it perfect for everyday hydration.
Compact and lightweight, it’s ideal for commuting, hiking, or gym sessions.

Features List

  • TempShield® double-wall vacuum insulation
  • Keeps beverages cold up to 24 hours, hot up to 12
  • Durable 18/8 pro-grade stainless steel construction
  • Standard Mouth with leak-proof Flex Cap
  • BPA-free and phthalate-free
  • Powder-coated finish for slip-free grip
  • Fits most backpack side pockets and car cup holders

Customer Reviews

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Capacity: 21 oz / 621 ml
Material: 18/8 pro-grade stainless steel
Insulation: TempShield® double-wall vacuum
Dimensions: Approx. 9.4" H x 2.9" D (24 cm x 7.4 cm)
Weight: Approx. 320g
Cap: Standard Mouth Flex Cap
Color: Surf
Features: BPA-free, phthalate-free, slip-free powder coat

Hydro Flask offers a variety of well-crafted products, including drinking bottles, coffee cups, Soft Coolers, and the Outdoor Kitchen dining collection. Their vibrant and interchangeable accessories are perfect for commuting, camping, climbing, and other outdoor adventures.

Featuring double wall insulation and TempShield™ technology, Hydro Flask keeps beverages cold for up to 24 hours and hot for up to 12. The wide mouth allows for easy ice cube insertion while preventing condensation or heat transfer. Made from pro-grade stainless steel, the bottles don't retain flavors, and the durable powder coating resists chipping and scratching. Additionally, Hydro Flask’s Parks For All initiative supports non-profits dedicated to enhancing public green spaces for healthier and happier communities.

We offer free delivery on all orders over €75, and €5.95 for all orders under €75.
 -We aim to ship all orders placed before 1:00pm on the same business day and have it delivered next-day, but in busy periods this can take longer, so allow for up to 3 working days for fulfillment.

We accept returns within 31 days of receiving the item, either in-store or by post. 
- All items returned must be suitable to be sold again as new. For our full returns policy - click here.
- In-store returns are Free of charge, and returns posted with An Post via our returns page are €5 from a post office, or €6 collected from your home.
- All returns can be organised with An Post click & post, and will be fulfilled as soon as they arrive back at our store. Click here to start a return.

-Extended Christmas Returns -  Enjoy extended returns for this Christmas! Return items online or in-store until Saturday the 10th of January.