Owala FreeSip 40oz Insulated Tumbler with Dual-Sip Spout
Insulated Tumblers
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As of Jul 8, 2026 
🔥 #245 in Insulated Tumblers · New Affordable 40oz tumbler, emerging brand
WATERSY 40oz Insulated Tumbler with Handle & Flip Lid
WATERSY 2.3
#245
in Insulated Tumblers
$12.79 →
As of Jul 8, 2026
AI-estimated. See how we score. How we score Affiliate link — we may earn a commission
01 / Spec
Top features
Capacity40 oz
InsulationDouble-wall vacuum
Material304 stainless steel
The WATERSY 40oz Tumbler is a double-wall vacuum-insulated stainless-steel tumbler with a 40 oz capacity, designed to keep drinks cold for up to 34 hours or hot for extended periods. Built from high-quality 304 stainless steel, it features a leak-proof flip lid with straw hole, a one-handle design for portability, and dimensions (10.8" × 3.9" × 3.9") that fit standard car cup holders. The wide mouth opening simplifies cleaning. Available in multiple colors including Purple. Marketed as eco-friendly and suitable for daily commutes, camping, sports, and travel. No dishwasher info provided in source. Priced at $12.79, making it competitive in the budget-to-mid-range segment. This is a white-label or emerging-brand entry in a crowded category dominated by Stanley, Owala, Yeti, and Hydro Flask.
02 / Signals
Why it's hot
Budget 40oz insulated tumbler with handle and leak-proof lid.
- Value for money 86
- Review rating & velocity 54
- Community sentiment 62
- Brand reputation 38
- Search heat 58
- Est. return & defect rate 70
03 / Verdict
Pros & cons
Pros
- Excellent price point (~$13)
- 40oz capacity with wide mouth for easy cleaning
- Leak-proof lid design
- Integrated handle for portability
- Fits standard cup holders
- 304 stainless steel construction
Cons
- WATERSY is an unknown/emerging brand with minimal market presence
- Limited community recognition or reviews
- 34-hour cold claim unverified against category standards
- No durability track record reported
- Paint/finish longevity unclear
- Straw quality and mold resistance unspecified
Capacity40 oz
InsulationDouble-wall vacuum
Material304 stainless steel
Lid TypeFlip lock with straw hole
Straw IncludedYes
Cold Retention34 hours claimed
Dimensions10.8" H × 3.9" W × 3.9" L
Weight1.41 lbs
Cup Holder FitYes
05 / Your take
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06 / Rivals
Compare with
07 / Variations
Other colors & sizes
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08 / Browse
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