High Quality Double Walled 300ml Borosilicate Glass Cup

High-quality Heat-resistant lead-free borosilicate glass:
- Keeps contents hot while remaining cool to the touch. Two layers of glass in the middle of the air effectively cut off the heat from the content.
- Cold drinks stay cold Longer with no condensation
- Microwave and dishwasher safe
- Hot and cold alternating, can withstand the instantaneous temperature difference from -30 Degrees to 150 Degrees
- High boron silicon glass has stable chemical properties and does not contain toxic substances, and is an ideal drinking water cup
- Unlike other crystal glassware which by definition must contain at least 20% lead, this double-wall insulated borosilicate cups are 100% lead-free
- Made of mouth-blown, lab-quality borosilicate glass, these cups are scratch-resistant and more durable to stand the daily use – safe to heat in the microwave or freeze in the fridge.

What's in the box
1 x 300ml Smartmart Glasses