Home / Hydro Flask / Hydro Flask Standard Mouth 621ml Insulated Bottle - Black
  • External Dimensions 23.9 x 7.3 x 4.9 cm
  • Weight 0.32 kg
  • Warranty Lifetime Warranty (Offered by brand, ex shipping)
  • Product ID S21SX001

Keep life moving with our 21 oz bottle and Standard Flex Cap. It stashes easily into a small shoulder bag, your pack’s side pocket, or your car cup holder, and holds enough ice cold goodness to keep you going for hours without weighing you down. No wonder it's one of our bestselling water bottles.

  • Versatile, middle-of-the-road size
  • TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
  • Durable 18/8 Pro-Grade Stainless Steel construction
  • BPA-Free and Phthalate-Free

Rushfaster Experience Feedback

  • “Very efficient - great service.”
    Linda from Wayville, SA, Australia
  • “Very fast and efficient.”
    Robyn from Bald Knob, QLD, Australia
  • “Very satisfying shopping experience! Cool stuff, great service!”
    mari from The University of Sydney, NSW, Australia
  • “Very smooth & fast transaction. A pleasure to deal with.”
    John from Alexandria, NSW, Australia
  • “Fast and efficient. Website was easy to navigate and the product turned up very quickly - altogether a great experience.”
    Rosalyn from Melbourne, VIC, Australia
  • “Great as always, package was sent the day of payment, arrived the following day.”
    Alex from Concord, NSW, Australia
  • “Accurate quick service.”
    Ann from SOUTH GUNDURIMBA;NSW, NSW, Australia
  • “A very pleasant and easy transaction,, fast and good shipping.”
    Samuel from , , Sweden
  • “Awesome.”
    Adrian from Seven Hill, NSW, Australia
  • “Good product information on website, prompt order confirmation and shipping notification. Overall very good experience.”
    Tom from Burwood, VIC, Australia
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Hydro Flask Standard Mouth 621ml Insulated Bottle - Black

Was $49.95
Save 20% ($9.99)
SALE PRICES: Limited stock at this price – price will increase once allocated sale stock has been depleted.

Buy & sell 2nd hand gear here.

In stock & ready to ship

Why Rushfaster?

Official Hydro Flask stockist
Australian warranty assistance & support
Australian shipping & returns
Customer first experience
Environmentally focused


Return this product within 100 days if you change your mind. Get a refund/replacement & free return shipping if it arrives damaged or not as described. More Info.


Free if stated near price.

$9.95 Australia wide (up to 10 items).

$18.95 for Express Post (generally 1 business day).

Shipping is free for your whole order when you purchase any item marked free shipping. Free shipping does not apply when a coupon is used. Times are for express post network only. More info.