EASTEGG RT3B2 Insulated Stainless Steel Bottle: Your Perfect 350ml Companion for Every Sip, Every Adventure
Discover the EASTEGG RT3B2, the ultimate 350ml double-wall stainless steel insulated bottle engineered to deliver impeccable temperature performance, unmatched durability, and everyday convenience. Meticulously crafted for adults, kids, men, and women, this bottle is your ideal partner for the office, school, gym, travel, or outdoor escapades. Here’s why the EASTEGG bottle stands out:

Unrivaled Temperature Retention for Hot & Cold Drinks
Experience the science of insulation. Our advanced double-wall vacuum insulation technology creates an airless barrier that drastically slows heat transfer. The result? Your beverages stay at their perfect temperature for hours on end. Enjoy piping hot coffee, tea, or soup for up to 12 hours, and keep ice water, smoothies, or soft drinks refreshingly cold for up to 24 hours. Whether you need a morning warm-up or a post-workout chill, trust EASTEGG to maintain your desired sip.
Premium, Health-Safe Construction
Your health and safety are our priority. The interior is made from high-quality, food-grade 18/8 stainless steel that is entirely BPA-Free, ensuring no harmful chemicals leach into your drinks. This robust material is 100% resistant to oxidation, rust, and corrosion, guaranteeing a pure taste with every use and a product built to last for years. The exterior features a sleek Ion plating finish in a beautiful Green color, providing a scratch-resistant surface that retains its vibrant look.
Leakproof & Sweatproof Design for Worry-Free Carrying
Say goodbye to messy spills and wet bags. The EASTEGG bottle features a precision-engineered leakproof seal that locks liquid securely inside. Toss it in your backpack, briefcase, or car cup holder with absolute confidence. Furthermore, the sweatproof double-wall construction ensures the exterior stays dry, preventing condensation from damaging your furniture or documents. It’s the perfect spillproof solution for the busy professional, active student, or adventurous traveler.
Thoughtful Features for Enhanced Usability
We’ve designed every detail for your comfort and convenience:
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Integrated Straw & Silicone Components: The included reusable straw makes sipping effortless and is perfect for both cold and hot drinks (caution advised for extreme heat). All silicone parts are soft, durable, and easy to clean.
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Convenient Carry Handle: The sturdy, attached handle allows for easy carrying or hanging, freeing up your hands.
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Protective Bottle Boot: The included removable boot provides extra bottom protection against dents and scratches, reduces noise on surfaces, and improves grip.
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Universal Cupholder Compatible: With dimensions of 6*6.6*18.2cm, its sleek shape fits perfectly in most standard car and bike cupholders.
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Easy Cleaning: Designed for hassle-free maintenance, the bottle is Dishwasher Safe (top rack recommended for longevity), making cleanup a breeze.
Versatile and Eco-Friendly for All Lifestyles
This isn’t just a water cup; it’s a reusable vessel for all your favorite beverages—water, tea, coffee, juice, or sports drinks. By choosing EASTEGG, you’re making a sustainable choice, reducing single-use plastic waste. Its compact 350ml capacity is ideal for staying hydrated without being bulky. The stylish Green design appeals to all ages, making it a fantastic gift for kids heading to school, men at the office, women at yoga, or for anyone on a hike.
The Complete Package
Your purchase includes the EASTEGG RT3B2 Insulated Bottle and the protective Bottle Boot. We stand behind the quality and performance of our product.
Elevate your hydration routine. Choose EASTEGG RT3B2—where innovative insulation meets durable, user-centric design for a superior drink experience anytime, anywhere.










