In stock
High borosilicate glass microwave safe, hand wash only
packaged with keepsake art box
booklet with artist info included inside...Read more
WHAT IS BOROSILICATE GLASS?
Commonly known as ‘laboratory glass’, the borosilicate glass
found in in these Double Walled Glass Mugs will
ensure that you can pour boiling hot water without fearing
cracks or shatters. This ultra high-quality glass is often found
in high-end restaurants, laboratories, and wineries.