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Kafejnica

Kafejnica Double Wall Borosilicate Glass Coffee Mug – Anti-Scald & Heat Insulating

Kafejnica Double Wall Borosilicate Glass Coffee Mug – Anti-Scald & Heat Insulating

Regular price $19.99 USD
Regular price $0.99 USD Sale price $19.99 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.
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A Mug That Makes Heat Feel Effortless

Some mugs simply hold your drink; this one elevates the experience. The double‑wall borosilicate glass creates a quiet buffer between warmth and touch, keeping your beverage hot while your hands remain comfortably cool. Its transparent silhouette gives your coffee a floating presence — a soft, suspended glow that turns every sip into a small visual ritual.

Whether it’s morning espresso, afternoon tea, or a chilled brew, the mug brings clarity, comfort, and calm to your daily routine.


Designed for Temperature, Comfort, and Everyday Rhythm

The insulated double wall maintains heat longer and prevents condensation, making it ideal for both hot and cold drinks. The outer surface stays cool, supporting a steady grip even with freshly brewed coffee. Made from high‑borosilicate glass, it withstands thermal shock from –20°C to 150°C , ensuring durability for daily use.

Its clean, minimalist shape blends naturally into any coffee setup — from a modern bar to a quiet home workspace.


A Sensory Experience in Clear Glass

The mug feels light, smooth, and cool in your hand. The drink inside stays warm, steady, and comforting. The floating effect gives each beverage a bright, clean, elegant presence. Every sip feels intentional, calm, and visually centered.


Why It Belongs in Your Ritual

This mug stands out because it merges comfort with clarity. The double‑wall insulation protects your hands, the borosilicate glass preserves temperature, and the transparent design highlights the color and texture of your drink. It’s eco‑friendly, food‑safe, and crafted for people who appreciate tools that feel simple, refined, and quietly expressive.


A Small Tip From Us

For a more stable temperature, warm the mug with a splash of hot water before serving. It enhances heat retention and makes the floating effect even more striking.


Technical Details

  • Material: High Borosilicate Glass
  • Color: Transparent
  • Capacity: 300 ml
  • Heat Resistance: –20°C to 150°C
  • Certification: CE / EU
  • Chemical Concerns: None

What’s in the Box

  • 1 × Double Wall Borosilicate Glass Mug

View full details
  • 5 stars: 12 (80%)
  • 4 stars: 1 (7%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 2 (13%)
O
Oscar Lang

Ordered 220ml cup, it's barely 100ml, compare with water i poured from it into real 200ml regular cup

J
Jayna Marks

I received the package, but the mugs are the wrong size; I don't need them. I ordered 220ml mugs, but they sent 150ml ones.

I
India Schimmel

That's correct, the cup is functional, it retains temperature, I recommend the product and the seller. Received.

R
Rod Gutmann

This mug is a work of art. Such a perfect shape. No need for a saucer. The bottom always stays cold. Additionally, you can admire the color of different drinks. I'm delighted. I've never had such a beautiful vessel before. But now I do. Thanks to the seller, he packed it so lovingly and securely that there was no chance of it breaking. I recommend it.

T
Tyson McCullough

The product exactly matches the description, it arrived earlier than expected and with no damage.

H
Hank Goodwin

I love this mug, the matcha tea with milk tastes great, and it came perfectly protected.

R
Renaldo Torphy

Ok

G
Garrett Monahan

Excellent cups for my coffee on the go, highly recommended!!!

R
Romelia Feeney

Very secure wrapping of fragile item 👍

S
Sudie Nader

Great value for the price, worth every penny!

I
Irwin Gusikowski

Great value for the price, worth every penny!

H
Halina DuBuque

The tea is excellent, but I ordered two pieces and there was a slight difference in size.

R
Rolanda Blanda

Vše ok.

A
Alexia Hilpert

Impeccable!

E
Everett Koch

Impeccable!