The Ultimate Upgrade for Your Daily Coffee and Hydration.
Say goodbye to metallic-tasting drinks and two-handed struggles. Engineered with a 316L Medical-Grade Stainless Steel interior, this premium 32oz (950ml) vacuum flask ensures your beverages stay pure, safe, and perfectly flavored—no matter how acidic your coffee or sports drink is.
Backed by our signature quick-release technology, it’s built for those who demand performance without compromise.
Why You'll Love It:
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🚀 One-Handed Magic: Innovative threadless (no-screw) lid allows you to open, drink, and lock securely in under 2 seconds.
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🛡️ Medical-Grade Purity: The 316L inner steel resists rust, corrosion, and flavor transfer far better than standard 304 steel.
- 🌡️ Extreme Insulation: Premium double-wall vacuum technology keeps drinks icy cold for 36 hours or piping hot for 18 hours.
- 🧼 100% Hygienic & Easy Clean: The entire lid disassembles quickly for a deep wash, leaving no hidden spots for bacteria to grow.








Product Specifications
| Inner Material |
316L Medical-Grade Stainless Steel |
| Outer Material |
304 Food-Grade Stainless Steel |
| Capacity |
32 oz / 950 ml |
| Empty Weight |
17.3 oz / 490g |
| Dimensions |
11.8" H x 3.4" W / 30cm H x 8.7cm W |
| Cup Holder Friendly |
Yes |
| Insulation |
36 Hrs Cold / 18 Hrs Hot |
| Lid Technology |
Threadless (No-Screw), One-Handed Open |
| Best Used For |
Coffee, Tea, Lemon Water, Acidic Drinks |
| Internal Lining |
None (100% Uncoated Pure Steel) |
📚 Deep Dive: The Science of Your Bottle
Not sure what makes our medical-grade steel different? Read our lab-backed comparisons: