Quick answer

The Quencher ProTour 20oz Flip Straw is a compact, double-wall vacuum-insulated tumbler with a leakproof flip-straw lid. It suits desk, commute, and short-trip hydration where a smaller cup and a lid you can snap shut matter more than maximum capacity.

Why the 20oz size changes how you use it

At 20 ounces, this Quencher is sized for a single stretch away from a refill rather than all-day sipping. That makes it easier to carry by the handle and to set down in tight spots like a car cup holder or a crowded desk, but it also means you will refill more often than with a larger Quencher. If you track water intake by the bottle, plan on two or three fills to cover a typical morning.

What the leakproof lid does and does not promise

The ProTour Flip Straw lid is designed to stay closed when you snap the straw down, which is the main reason to choose it over an open-lid tumbler for a bag or back seat. That is a closed-lid claim, not a guarantee for every situation: leaving the straw up, overfilling, or packing the tumbler sideways among heavy items can still cause a spill. Treat the closed lid as your travel mode and the open straw as your drinking mode.

Where this tumbler fits and where it does not

This is a good match for someone who wants a smaller Stanley Quencher with a lid that closes for commuting, classes, or errands, and who likes the flip-straw drinking motion. It is a weaker fit for long hikes, gym sessions where you want a large reservoir, or anyone who dislikes refilling. The 20oz capacity is the deciding factor, not the lid.

Common questions, answered

Is the ProTour 20oz leakproof?

Yes, when the flip straw is snapped shut. The lid is designed to seal in the closed position, so it can go in a bag without dripping. Keep the straw closed during transport and do not fill past the lid line. Closed straw equals travel mode; open straw equals drinking mode.

What are the size and capacity?

The tumbler holds 20 ounces and is built around a single-serve format. It fits most car cup holders and is light enough to carry by the handle, but you will refill it more often than a 30 or 40 ounce Quencher. Plan for two or three refills to cover a typical morning.

How do I clean the flip straw lid?

Hand-wash the lid and straw to protect the sealing parts, and wash the tumbler body according to the care instructions that come with it. Rinse the straw after sugary drinks so the flip mechanism does not get sticky. Rinse the straw after sugary drinks to keep the flip smooth.

Will it keep drinks cold all day?

Double-wall vacuum insulation keeps water ice cold for hours, but the 20oz capacity means the ice-to-water ratio drops as you drink. For all-day cold, a larger insulated bottle holds temperature longer simply because it holds more. Insulation is strong; capacity is the limiting factor for all-day cold.

Is the 20oz size right for me?

Choose it if you want a compact tumbler for a desk, commute, or short outing and you value the leakproof flip lid. Skip it if you need a large reservoir for hikes, workouts, or long days away from a refill. Decide by capacity first, lid second.

Product facts

  • The Quencher ProTour Flip Straw Tumbler | 20 OZ: Double-wall vacuum insulation keeps water ice cold for hours. You can fill it before you leave and still have cold water later in the day, even though the 20oz capacity is modest.

    The Quencher ProTour Flip Straw Tumbler | 20 OZ

    The Quencher ProTour Flip Straw Tumbler | 20 OZ

  • The Quencher ProTour Flip Straw Tumbler | 20 OZ: The ProTour Flip Straw lid flips up to sip and snaps shut when you are done. The snap-shut lid is what makes this tumbler practical for a bag or a car seat, provided you close the straw.

  • The Quencher ProTour Flip Straw Tumbler | 20 OZ: Classic colors feature fresh graphics with a soft texture on the handle and a two-tone lid. The handle texture gives you a more secure grip when carrying a full tumbler, and the color options are the main way to personalize it.