ThermoFlask 40 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle - Reusable with Leakproof Chug & Straw Lids - Keeps Drinks Cold 24 hr/Hot 12 hr - Easy Maintenance - Gym/On-the-Go, Plum

BUY

Genuinely low — it's rarely been cheaper than this.

Now $16 · everyday $21 · year’s low $15

As of 7 Oct, 18:52 · prices change

Our price research

About this price

It sold at or below today's $16 on 2 of the last 365 days we have prices for.
The lowest price in that time was $15, in November 2025; the highest was $30, in November 2025.
Half of those days it sold between $21 and $30.
It dropped more than 10% below its everyday price of $21 2 separate times.
Thirty days ago it was $30; ninety days ago, $30.

This verdict comes only from our own price research — no hype, no affiliate strings. How we compute this →

Is the ThermoFlask 40 oz Double Wall Vacuum Insulated Stainless… a good price right now?

Yes — at $16, its everyday price is about $21 and its lowest in the past year was $15. Our verdict: BUY.

What is the usual price of the ThermoFlask 40 oz Double Wall Vacuum Insulated Stainless…?

The everyday price is around $21, and the lowest it reached in the past year was $15.

Should I buy the ThermoFlask 40 oz Double Wall Vacuum Insulated Stainless… now, or wait?

It’s near its year’s low ($15) and below its everyday price — a genuine time to buy.

VERDICT AS OF OCT 7, 2026 · PRICES CHANGE