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

  • “The package was already torn opened and there was a shoes mark on the tag of the bag. Clearly someone already check the bag and stepped on the bag before. I am really disappointed at you store. Please have quality control of your warehouse.”
    Yun Chen from Lidcombe, NSW, Australia
  • “Absolutely easy to communicate with staff for any changes to orders.”
    Nicole from Bruce, ACT, Australia
  • “Fast and efficient.”
    Julian from Brighton, VIC, Australia
  • “Excellent! Fast, efficient with big range of products.”
    Sheelagh from SOUTH HOBART, TAS, Australia
  • “The experience was good as i received what i ordered quickly, customer service was helpful and successful in assisting me with any issue regarding the order and it was quick and easy to get in contact if in need of any help.”
    Henry from Rainbow Flat, NSW, Australia
  • “Fantastic. Fast delivery. Good price. Great quality products.”
    Eric from Ryde, NSW, Australia
  • “I placed my order at 10am on a monday and received my parcel at 11am the next day. Pretty impressive service (even though express shipping was the only postal option - i would have been happy to pay less and wait a few more days).”
    Cheryl from Black Rock, VIC, Australia
  • “Louis did a great job of helping me with a few issues, so now i am very happy with your service and products.”
    Shane from Lymington, TAS, Australia
  • “The products and services you guys offer is excellent. Overall the buying experience is great.”
    Tim from Sumner, QLD, Australia
  • “Great website, easy to browse and shop, product arrived promptly and was of great quality. I will definitely use rushfaster again.”
    Matthew from Nundah, QLD, Australia
Hydro Flask logo

Hydro Flask Standard Mouth 621ml Insulated Bottle - Black


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.