Premium Double Wall Borosilicate Glass Cup with Innovative Leak-Proof Lid

Xuzhou Jianmei Glass Products Co., Ltd. presents a sophisticated double wall borosilicate glass cup that masterfully combines advanced thermal technology with practical, everyday functionality. This thickened borosilicate glass mug features a innovative leak-proof lid design, making it the ultimate companion for both hot and cold beverages on the go. Crafted from crystal-clear laboratory-grade borosilicate glass, its double wall insulation ensures your coffee stays hot, your iced tea remains cold, and the exterior stays condensation-free, providing a comfortable, drip-free grip. Whether you’re commuting, at the office, or relaxing at home, this cup offers a premium drinking experience.

Key Features & Superior Advantages

Advanced Thermal Insulation & Comfort

Experience unparalleled temperature control with our advanced double wall vacuum insulation. The 5mm air gap layer creates a powerful barrier that maintains beverage temperature for extended periods, keeping coffee hot for over 60 minutes and iced drinks chilled for 90 minutes. The sweat-proof exterior design ensures no condensation forms, protecting your tables and providing a secure, comfortable hold without the need for coasters or napkins.

Unmatched Durability & Material Excellence

Engineered from premium high borosilicate glass, this mug boasts exceptional thermal shock resistance, capable of withstanding temperature extremes from -20°C to 150°C without cracking or compromising its structure. The thickened glass walls enhance its durability and feel substantial in hand, while the lead-free, BPA-free non-toxic material guarantees a pure taste and safe drinking experience with every sip.

Leak-Proof Lid & User-Centric Design

The secure sealing leak-proof lid is engineered for a perfect seal, making this tumbler ideal for travel. It prevents spills in bags and during movement, offering peace of mind. The ergonomic design ensures a comfortable grip, and the wide mouth opening facilitates easy drinking, cleaning, and ice addition. Its stackable design also optimizes storage space in cabinets and dishwashers.

Eco-Conscious & Versatile Application

As a reusable glass coffee cup, it provides an eco-friendly alternative to disposable cups, significantly reducing plastic waste. Its versatile design makes it perfect for a wide range of beverages, including specialty coffee, tea, smoothies, and iced water, catering to use at home, in offices, cafes, and during travel.

Customization Services & Factory Advantages

Xuzhou Jianmei Glass Products Co., Ltd. offers comprehensive customization options to help your brand stand out:

OEM/ODM Services: We provide custom logo printing and laser engraving services to personalize mugs with your brand identity.

Flexible Packaging: Choose from custom gift boxes or retail-ready packaging solutions.

Volume Production: We support bulk orders with competitive factory-direct pricing and flexible MOQ options.

Quality Assurance: Our manufacturing process includes rigorous quality control and adherence to international safety standards (FDA, LFGB).