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🔥 #106 in Insulated Tumblers · New Best budget-friendly insulated tumbler
Iron Flask Retro Sports 17 oz Insulated Tumbler
IRON °FLASK 3.6
#106
in Insulated Tumblers
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01 / Spec
Top features
Capacity17 oz
InsulationDouble-wall vacuum-insulated
Material18/8 stainless steel
The Iron Flask Retro Sports Water Bottle is a double-wall vacuum-insulated stainless-steel tumbler in a compact 17 oz capacity, designed for portability and everyday hydration. Features 18/8 stainless-steel construction with a vacuum seal for cold and hot retention. Comes with a flip lid (specific lid type varies by variant). The retro aesthetic appeals to casual users seeking affordable insulation without premium pricing. Best for: budget-conscious buyers wanting reliable insulation in a smaller, packable size. Known for solid ice retention (8-12 hours typically) and leak-resistant performance. Lightweight and fits most cup holders. Dishwasher-safe body; lid hand-wash recommended.
02 / Signals
Why it's hot
Retro-styled budget insulated tumbler with reliable all-day ice retention.
- Value for money 94
- Review rating & velocity 86
- Community sentiment 84
- Brand reputation 82
- Search heat 70
- Est. return & defect rate 86
03 / Verdict
Pros & cons
Pros
- Excellent value for price
- Reliable ice retention 8-12 hours
- Lightweight and portable
- Fits standard cup holders
- Durable stainless-steel construction
- Retro aesthetic appeal
Cons
- Smaller 17 oz capacity limits all-day hydration for some users
- Flip lid not fully leak-proof when tipped horizontally
- Straw can accumulate mold if not dried thoroughly
- Paint finish can chip with heavy use
Capacity17 oz
InsulationDouble-wall vacuum-insulated
Material18/8 stainless steel
Lid TypeFlip lid with straw
Straw IncludedYes
Cold Retention8-12 hours
Hot Retention6-10 hours
Cup Holder FitYes, standard fit
Dishwasher SafeBody yes; lid hand-wash
Weight~6 oz
Bpa FreeYes
05 / Your take
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06 / Rivals
Compare with
07 / Variations
Other colors & sizes
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