GROSCHE
JASPER Stainless Steel Tumbler with Straw, 23oz
Best insulated tumbler for eco-conscious commuters needing reliable hydration.
Stay hydrated on the go with the JASPER Stainless Steel Tumbler. This 23oz tumbler features advanced triple-wall insulation to keep your drinks refreshingly cold for hours, outperforming many other tumblers. Crafted from durable 18/8 stainless steel, it's free from BPA, PFAS, and lead. The included straw and lid are also BPA-free for safe sipping. Designed for convenience, it fits perfectly in cup holders and is dishwasher safe for easy cleanup. As a GROSCHE product, your purchase supports vital safe drinking water initiatives.
$24.99
Owner Satisfaction
4.5
/ 5
Category Rank
4314
/ 9218
#4314 in Tumblers
Price vs Category Average
-53%
Below average
Capacity
23
/ oz
Who it's for
- Commuters needing drinks to stay hot or cold all day
- Eco-conscious users seeking a long-lasting, reusable alternative
- Drivers wanting a large-capacity cup that fits standard holders
Who should skip it
- Busy individuals who prefer the ease of dishwasher cleaning
- Commuters carrying bags who need a fully leak-proof seal
- Travelers prioritizing lightweight gear for easy portability
Performance breakdown
Thermal Retention
Triple-wall insulation keeps beverages icy cold for extended daily use.
Build Durability
High-grade 18/8 stainless steel construction withstands rugged, everyday wear.
Ergonomic Design
Slim profile fits seamlessly into standard cup holders for travel.
Maintenance Ease
Dishwasher-safe components make cleaning quick and completely effortless.
Material Safety
Rigorous testing ensures a BPA, PFAS, and lead-free drinking experience.
Social Impact
Every purchase directly funds essential global safe water initiatives.
Key Specs
Capacity
23oz
Material
18/8 Stainless Steel (body), Plastic (straw and lid)
Insulation
Triple wall insulation
Lid Type
Straw lid
BPA, PFAS, and Lead free
Dishwasher safe
Cup holder friendly
Features
- Superior triple-wall insulation keeps drinks cold
- Durable 18/8 stainless steel construction
- Leak-resistant straw lid for easy sipping
- Cup holder friendly design
- Dishwasher safe for effortless cleaning
- BPA, PFAS, and Lead free materials
- Supports safe drinking water initiatives
What customers say
Customers overwhelmingly praise the JASPER Stainless Steel Tumbler for its robust quality and excellent thermal performance. Its ability to maintain cold temperatures for extended periods is a key highlight, making it reliable for long days or outdoor use. The 23oz capacity strikes a great balance between portability and volume. Users appreciate the sleek design and the included reusable straw, which enhances the drinking experience. While a few users note minor fit issues in certain cup holders or occasional lid seepage, these points are generally overshadowed by the tumbler's core strengths: impressive insulation, durable stainless steel construction, and overall user satisfaction. It is viewed as a high quality, dependable hydration choice.
Know before you buy
The triple-wall insulation provides an extra layer of thermal protection, which significantly improves temperature retention. This design keeps your beverages colder for longer periods than standard double-wall models.
Yes, the tumbler is designed to be dishwasher safe. You can place both the stainless steel body and the lid in the dishwasher for convenient, thorough cleaning.
The JASPER is specifically engineered with a tapered base to ensure it fits securely in most standard vehicle cup holders.
Absolutely. All components, including the lid and straw, are strictly BPA-free, PFAS-free, and lead-free, ensuring your drinks remain free from harmful chemicals.
The lid is designed to be leak-resistant for everyday use, such as preventing spills while walking or driving. However, it is not intended to be fully leak-proof if tossed into a bag or turned upside down for extended periods.
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Ask Hayley anything about this product before you decide.
Ready to buy?
$25