S+ Pure Thermos
316 Stainless Steel for 365 Days of Drinks
Disclaimer: All reviews contain subjective opinions of the NANZA team.




[Funding Status]
Pledges: $20,321 (as of Mar13, 2025)
Live until: Apr 10, 2025
@ 8:11 AM (PDT)
[Reward Price]
Early Bird: $37 USD (48% off retail)
* Shipping fee not included.
[Estimated Shipping Time]
Apr 2025
NANZA Tl;dr
The S-PURE Thermos is a meticulously crafted, premium-quality bottle made from 316 stainless steel, ensuring maximum safety, durability, and purity with every sip. Designed to maintain beverage temperatures for extended periods, this thermos offers superior insulation, keeping drinks hot or cold for hours. Its sleek, ergonomic design makes it convenient to carry, while the thoughtful use of food-grade materials ensures your beverages remain free of harmful chemicals or metallic aftertastes. The S-PURE Thermos is ideal for people who prioritize health, sustainability, and style, whether at work, on outdoor adventures, or during daily commutes. With its blend of advanced engineering and aesthetic appeal, it stands out as a reliable, eco-conscious choice for hydration on the go.
Summary
Premium 316 Stainless Steel
The S-PURE Thermos is crafted from 316 stainless steel, a material often used in medical and marine applications for its superior resistance to corrosion, rust, and oxidation. Compared to the more common 304 stainless steel, the 316 variant contains molybdenum, which enhances its strength and resilience against acidic and salty environments.
Exceptional Temperature Retention
With double-wall vacuum insulation technology, the S-PURE Thermos locks in temperatures to keep your drinks hot for up to 12 hours and cold for up to 24 hours. Whether you’re craving a steaming cup of coffee during a chilly morning hike or a refreshing ice-cold drink after a workout, this thermos has you covered. The vacuum-sealed design not only prevents heat transfer but also stops condensation from forming on the exterior, keeping your bag dry and your hands comfortable while holding the bottle.
Safe, Non-Toxic, and BPA-Free Materials
Health-conscious consumers will appreciate that the S-PURE Thermos is made with 100% BPA-free and food-grade materials, eliminating the risk of harmful chemicals leaching into your beverages. Unlike some plastic bottles that degrade over time and release toxins when exposed to heat, this thermos guarantees that every sip remains clean, pure, and free from unwanted tastes or odors. It’s an ideal choice for those who want to avoid the hidden health risks of plastic containers while embracing a safer, more sustainable hydration solution.
Ergonomic, Portable, and Travel-Friendly
Designed with an emphasis on both style and functionality, the S-PURE Thermos features a slim, cylindrical body that fits comfortably in hand and slides effortlessly into backpack pockets or car cup holders. Its lightweight construction makes it easy to carry, while the leak-proof cap ensures you can throw it into your bag without worrying about spills or drips. Whether you’re commuting to work, heading to the gym, or exploring the great outdoors, this thermos provides reliable hydration without adding unnecessary bulk or weight to your gear.
Wide-Mouth Opening
The thoughtfully designed wide-mouth opening makes the S-PURE Thermos incredibly versatile and easy to maintain. You can easily add ice cubes, tea bags, or fruit slices for infused water, expanding your beverage options. Cleaning is just as simple — the wide opening allows for thorough scrubbing, preventing residue or odors from lingering inside the bottle. This design feature not only enhances convenience but also extends the lifespan of the thermos by making regular maintenance a breeze.
Minimalist Aesthetic
The S-PURE Thermos is as visually appealing as it is functional, boasting a sleek, minimalist design with clean lines and a polished finish. Available in a variety of contemporary colors, it blends effortlessly with any lifestyle — whether you’re in a corporate office, a yoga class, or a camping trip. The matte finish adds a touch of sophistication, while the subtle branding keeps the design timeless. This makes the thermos not just a practical hydration tool but also a stylish accessory.
Environmentally Conscious
By choosing the S-PURE Thermos, you contribute to reducing single-use plastic waste, promoting a more sustainable and eco-friendly lifestyle. The thermos's durable materials and high-quality construction mean it won’t need frequent replacing, reducing long-term waste and the environmental impact of disposable water bottles. It’s a small but meaningful way to make a positive environmental impact without compromising on quality or performance.
Versatile for Any Beverage
The S-PURE Thermos is built to handle an impressive variety of beverages, from piping-hot coffee and herbal teas to chilled smoothies and infused waters. It’s equally useful at home, at the office, or on the trail. Whether you're bringing a hot soup to a picnic or enjoying a cold brew during a road trip, this thermos adapts to your lifestyle seamlessly. Its all-in-one functionality makes it a convenient, do-it-all companion for any setting.
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What We Love
1. Innovative Lid Design
The leak-proof twist-on lid is carefully engineered to prevent spills, even when the thermos is tossed around in a backpack or gym bag. The lid’s design isn’t just about keeping liquids contained — it also offers a smooth, comfortable drinking experience. In some models, the lid can even double as a small cup, adding extra functionality for users who prefer to sip slowly or share a drink without carrying extra accessories.

2. Perfect Gift for Wellness and Adventure Enthusiasts
With its premium build, elegant design, and thoughtful features, the S-PURE Thermos makes an excellent gift for friends, family, or coworkers. Whether it’s for someone who loves outdoor adventures, a fitness enthusiast, or a busy professional, this thermos caters to a wide range of lifestyles. It’s a practical, thoughtful, and lasting gift that shows you care about both the recipient’s well-being and their experience with high-quality, sustainable products.

What We Don't
1. Customization of Lid Options
While the current lid design is secure and leak-proof, offering interchangeable lids with features like a flip-top spout, a straw attachment, or a one-handed push-button opening could enhance usability for different activities. For example, a straw lid would be convenient for workouts, while a push-button lid would be perfect for quick sips during commutes. This added versatility would make the thermos even more adaptable to diverse lifestyles, boosting its appeal to a broader audience.

Is it Worth it?
The S-PURE Thermos is a standout choice for anyone seeking a durable, safe, and versatile hydration solution. Crafted from premium 316 stainless steel, it offers superior corrosion resistance and longevity compared to standard materials, ensuring your drinks stay pure and free from metallic aftertastes. Its triple-layer insulation keeps beverages hot or cold for extended periods, making it perfect for long commutes, outdoor adventures, or busy workdays. The leak-proof design and ergonomic construction add convenience, while the use of BPA-free, food-grade materials prioritizes health and safety. For those who value sustainability, the thermos promotes an eco-friendly lifestyle, reducing the need for single-use plastic bottles. Combining practicality, premium quality, and thoughtful design, the S-PURE Thermos is a worthwhile investment that enhances everyday hydration with style and peace of mind.