Quick answer

Both the ProTour and IceFlow flip straw tumblers share a similar lid mechanism, so their cleaning difficulty is nearly identical. The IceFlow’s wider mouth and simpler straw channel make it slightly easier to scrub, while the ProTour’s two-tone lid adds a small extra step. For most users, either model is straightforward to clean with a bottle brush and warm soapy water.

Lid design and disassembly

Both the IceFlow Flip Straw Tumbler and the ProTour Flip Straw Tumbler use a flip-up straw that snaps shut, creating a leakproof seal. The IceFlow lid has a single-piece straw that lifts up, while the ProTour lid includes a two-tone design with a soft texture on the handle. To clean either, you flip the straw up and rinse the mouthpiece and straw channel. Neither lid requires tools for disassembly, but the ProTour’s extra color layer may trap residue if not rinsed promptly.

Straw and channel access

The IceFlow’s straw channel is straight and wide, making it easy to push a bottle brush through. The ProTour’s channel is slightly narrower due to the two-tone lid construction, which can make thorough scrubbing a bit more time-consuming. Both models benefit from a weekly soak in warm, soapy water to prevent buildup inside the straw mechanism.

Trade-offs at a glance

  • Ease of cleaning: IceFlow’s wider straw channel and single-piece lid are slightly easier to scrub. ProTour’s two-tone lid and narrower channel need a bit more effort. IceFlow wins on pure cleaning speed.
  • Lid durability: Both lids are leakproof and snap shut securely. The ProTour’s two-tone construction adds a small risk of color fading if soaked in harsh chemicals. Stick to mild soap for both.
  • Capacity and portability: IceFlow holds 30 oz and fits most cup holders. ProTour holds 40 oz, ideal for longer outings but slightly bulkier to clean due to its larger body. Choose based on your daily hydration needs.

Product facts

  • The IceFlow™ Flip Straw Tumbler | 30 OZ: These bold, colorful 30 oz flip straw tumblers are made to keep you hydrated in a fully functional style. It has a built-in flip straw for easy and effortless sipping. Snap it shut and the double-wall vacuum insulation will keep your drink extra cold for hours. The IceFlow’s single-piece straw and wide mouth make it the slightly easier option for daily cleaning, especially if you drink multiple beverages throughout the day.
  • Stanley 1913 x Arsenal Quencher® ProTour Flip Straw Tumbler | 40 OZ: Finished in Arsenal Red, it proudly features the Arsenal cannon on one side and the Stanley 1913 Logo on the other. The Quencher ProTour Flip Straw Tumbler makes hydration simple — flip up the built-in straw to sip, then snap it shut when you're done. Classic colors feature fresh graphics with a soft texture on the handle and two-tone lid. The two-tone lid and soft texture add visual appeal but require a little extra attention during cleaning to avoid residue buildup in the seams.

Which one should you choose?

Best for

  • Someone who wants the simplest cleaning routine and a cup-holder-friendly 30 oz size
  • A commuter or home gym user who values quick rinses between uses

Not for

  • Anyone who needs the extra 10 oz capacity for long hikes or full-day hydration
  • A collector who prefers the two-tone aesthetic and is willing to spend a few extra seconds on lid care