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Free U.S. Shipping

Free U.S. shipping on every order. Ships the same business day when ordered by 2pm ET. Arrives in 2–5 business days. Details here.

Fit Guarantee

Fit guaranteed. If it doesn't fit the model we list, we'll send you a prepaid return label within 30 days of delivery. Details here.

Easy 30-Day Returns

Changed your mind? Return it unused, in its original packaging, within 30 days of delivery. Return shipping is free. Cleaners are returnable unopened only.

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Not sure which part fits your appliance? Email support@thinkcrucial.com with your model number and we'll reply within one business day.

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Our own formula · Made by Think Crucial · Not made by Stanley

Water bottle cleaning concentrate for Stanley, YETI, Hydro Flask and CamelBak.

1 tsp per clean, 47 cleans per 8 oz bottle, $0.40 a clean. Dissolves mineral film and stale odors.

4.8from 10 ratings on Amazon(as of Oct 1, 2026)

Think Crucial bottle cleaner for the Stanley Stanley, YETI, Hydro Flask
Your order · Stanley, YETI, Hydro FlaskIn stock
8 oz bottle$0.40 a clean. 47 cleans.$18.99

Free U.S. shipping · Ships same business day by 2pm ET

Works with your machine, or your money back.If it doesn't work with the machine we list, email us and we'll refund it. You don't need to send it back.Unopened bottles can be returned within 30 days of delivery. Refund policy
Full product details
Works withStanley, YETI, Hydro Flask
  • Stanley Quencher
  • YETI Rambler
  • Hydro Flask
  • CamelBak
  • Nalgene Tritan
  • Owala FreeSip
  • Contigo

Not sure? See how to use it or email support@thinkcrucial.com.

  • Shipping

    Free U.S. shipping on every order

  • Dispatch

    Ships the same business day when ordered by 2pm ET

  • Promise

    Works with the machine we list, or a refund

  • Returns

    30-day returns on unopened bottles

01Spec sheetFrom the listing

What's in the box.

Exactly what ships, and what it works with.

In the box8 oz bottle
  • 1 ×
    8 oz bottle
    unscented concentrate, 47 cleans
Works with
Stanley Quencher, YETI Rambler, Hydro Flask, CamelBak, Nalgene Tritan, Owala FreeSip and Contigo bottles
Price
8 oz bottle: $18.99
Subscription
None. Buy when you need it
Made by
Think Crucial, our own formula (not affiliated with Stanley)
Ships
Free, from a U.S. warehouse. Same business day when ordered by 2pm ET; arrives in 2–5 business days
02Before you use itStanley, YETI, Hydro Flask

Check your machine.

Made for the Stanley Quencher, YETI Rambler, Hydro Flask, CamelBak, Nalgene Tritan, Owala FreeSip and Contigo bottles. If your machine isn't listed, email us before you order.

  • Stanley Quencher
  • YETI Rambler
  • Hydro Flask
  • CamelBak
  • Nalgene Tritan
  • Owala FreeSip
  • Contigo
  1. 01
    Add 1 tsp

    Add 1 teaspoon of concentrate to the bottle and fill with water.

  2. 02
    Soak

    Let it sit, with the lid, straw and gasket in the solution too.

  3. 03
    Rinse

    Empty and rinse everything with clean water.

  4. 04
    Still not sure?

    Email your machine's model number to support@thinkcrucial.com and we'll tell you whether it works with it. We reply within one business day.

03QuestionsBefore you order

Before you order.

Straight answers. Anything else, email support@thinkcrucial.com.

Q.01Is this made by Stanley?
No. It's our own formula, made by Think Crucial. It isn't made, sold or endorsed by Stanley, and Think Crucial isn't affiliated with Stanley. The brand name only shows what it's for.
Q.02How much do I use?
1 tsp per clean. One 8 oz bottle is 47 cleans.
Q.03What's in it?
Distilled water, citric acid and sodium citrate. Unscented.
Q.04What can I clean with it?
Stainless steel and Tritan drinkware, lids, straws, silicone gaskets and hydration reservoir hoses.
Q.05What if it doesn't work with my machine?
If it doesn't work with the machine we list, email support@thinkcrucial.com and we'll refund it. You don't need to send it back. Unopened bottles can also be returned within 30 days of delivery.
Q.06Is there a subscription?
No. You buy when you need it. Nothing renews and nothing auto-ships.
Q.07When will it arrive?
Free U.S. shipping on every order, from a U.S. warehouse. Ships the same business day when ordered by 2pm ET. Arrives in 2–5 business days.
04Who makes this

We make what we sell.

Think Crucial started in 2007 at a family vacuum repair shop. Today we're a U.S. company in Hollywood, Florida, making descalers and cleaners for the appliances you already own, alongside our aftermarket filters, bags and parts. Each bottle says which machines it's for and how much to use.

Questions before you order? Email support@thinkcrucial.com. We reply within one business day.

Ready to order

Water bottle cleaning concentrate for Stanley, YETI, Hydro Flask and CamelBak

$18.99Free U.S. shipping

Works with the machine we list, or we refund it. No return needed.