Double Walled Glass Coffee Mugs

Product Features

Our double walled glass coffee mugs are designed for both style and performance, featuring a sleek, modern look and smart insulating technology. Made from high-quality, heat-resistant borosilicate glass, these mugs keep hot drinks hot and cold drinks cold for longer while remaining comfortable to hold.

The double-layered design prevents condensation and heat transfer, making the mug safe to touch even with hot coffee or tea inside. Lightweight yet durable, they are dishwasher and microwave safe, perfect for everyday use at home, in the office, or at cafés.

With a crystal-clear finish, these mugs beautifully showcase the contents, ideal for serving espresso, cappuccino, latte, or iced drinks. They are also customizable with logos or branding, making them a great choice for wholesale buyers or promotional gifts.

Elegant, practical, and built to last, these double walled mugs elevate any drinking experience.

Please note below our MOQ for glasses as reference:

In-stock glasses: 1000-2000 pieces

Custom orders: 3000-5000pcs

We offer full customization for our double walled glass coffee mugs, including logo printing, laser engraving, color tinting, and custom packaging. Whether you’re looking to promote your brand, create personalized gifts, or design a unique product line, our team can help bring your vision to life. Perfect for businesses, events, or retail, our customization service ensures your mugs stand out with a professional, high-quality finish.

As regular, we offer free glass samples in 1-2 pieces only you pay the express cost.

To make new samples, it depends. Please contact with our team directly!

Specifications

Glass Tumbler Specifications
Model No. Material T (mm) H (mm) W (g) V (ml)
DMDW150 Borosilicate Glass 65 80 / 150
DMDW250 Borosilicate Glass 75 90 / 250
DMDW350 Borosilicate Glass 75 116 / 350
DMDW450 Borosilicate Glass 75 142 / 450

Materials Used

What is Borosilicate Glass Material?

Borosilicate glass is a special type of glass made with silica and boron trioxide as its main components. It is known for its high resistance to thermal shock, durability, and clarity, making it ideal for products that are exposed to rapid temperature changes, such as laboratory equipment, kitchenware, and high-quality drinkware.

Boroslicate Glass Production

Double Walled Glass Mugs Production Process

The production of double walled glass mugs requires a highly skilled, handcrafted process using borosilicate glass. In the steps shown above, expert glassworkers shape and seal each layer using a high-temperature flame.

Each mug is formed by blowing and fusing two layers of glass—an inner chamber and an outer wall—together. This creates the signature insulated design that keeps beverages hot or cold while remaining comfortable to hold.

Once shaped, the mugs are heated and sealed by hand to ensure a perfect vacuum layer between the walls. This process demands precision, craftsmanship, and heat-resistant materials, making each mug both functional and beautiful.

DM Glassware takes pride in offering high-quality, handcrafted double walled glass mugs made with care, clarity, and lasting durability.

Customization Options For Custom Bar Glasses

At DM Glassware, we offer a range of customization services to help you create unique and personalized crystal whiskey tumblers. Choose from our high-quality options below:

Logo Printing

Decal Printing

Add vibrant and detailed designs or logos with high-quality decal application.

Perfect for branding, promotional events, and artistic patterns.

Logo Customization

Personalize glasses with screen-printed logos, text, or slogans for a clean and professional finish.

Great for businesses, events, and giveaways.

Acid Etching

Create a frosted matte design that is subtle and elegant.

Ideal for logos, patterns, and sophisticated branding.

Hand Engraving

Add a handcrafted, intricate design for a timeless and artisanal look.

Perfect for achieving a unique and personalized touch.

Color Spraying with Gold Rim

Customize with solid or gradient color finishes, paired with a luxurious gold or silver rim for added elegance.

Ideal for upscale settings, festive events, and premium branding.

Electroplating

Apply a reflective metallic coating for a modern and luxurious look.

Available in various finishes for a premium appearance.

Packaging Options

Inner Package
Outer Carton
Outer Carton

Benefits From Us

Over 20 Years of Expertise in Glassware Production

With more than two decades of experience, DM Glassware has become a trusted leader in the glassware industry. We specialize in producing high-quality custom bar glasses that are durable, stylish, and perfect for businesses, events, and retail. Our expertise ensures precision and consistency in every product we deliver.

Reliable Shipping and Excellent Support

With a well-established supply chain and strong partnerships in domestic and international logistics, we provide reliable and on-time delivery. Whether you need bulk shipments or smaller batches, you can trust us to handle your orders seamlessly. Plus, our dedicated customer support team works closely with you。

Competitive Wholesale Pricing

As a direct manufacturer, we provide factory-direct pricing for bulk orders, making our custom glassware cost-effective for businesses, bars, restaurants, and distributors. We deliver excellent value without compromising on quality, helping you enhance your brand.

High-Quality Materials and Craftsmanship

Our custom bar glasses are made from premium-quality glass, ensuring durability, clarity, and long-lasting beauty. With state-of-the-art facilities and skilled craftsmanship, we guarantee each glass meets the highest standards for both functionality and aesthetics.

FAQ for Double Walled Glass Coffee Mugs

1. What are double walled glass mugs made of?
They are made from borosilicate glass, a heat-resistant and durable material that’s lightweight and clear.

2. What is the benefit of double wall design?
The double wall provides insulation, keeping hot drinks hot and cold drinks cold longer, while the outer layer stays cool to the touch.

3. Are these mugs microwave safe?
Yes, our borosilicate double walled mugs are microwave safe. However, avoid microwaving if the mug has metallic logos or decorations.

4. Are double walled mugs dishwasher safe?
Yes, they are dishwasher safe. We recommend placing them on the top rack to extend their lifespan.

5. Will the mugs break easily?
No, borosilicate glass is stronger than regular glass and more resistant to thermal shock. Still, it’s glass—so handle with care.

6. Can I customize the mugs with my logo?
Absolutely. We offer custom logo printing, engraving, and packaging to fit your branding needs.

7. Is there condensation on the outside?
No. The double wall prevents condensation from forming on the outer surface when filled with cold drinks.

8. Are they safe for hot beverages like coffee or tea?
Yes, they’re designed specifically for hot drinks like coffee, tea, espresso, and more.

9. What sizes are available?
We offer various sizes ranging from 150ml to 500ml, depending on your needs.

10. What is the minimum order quantity for customization?
Our MOQ is flexible and suitable for both small and large wholesale orders. Please contact us for details.

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DM Glassware

DM Glassware is a trusted B2B glassware supplier in China. We offer high-quality, customizable glassware for wholesalers and retailers worldwide.

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