Customized Mugs, 14 oz Double Walled Latte Glass Mug w/ Handle - Borosilicate & Heat Resistant, A beautiful way to enjoy your latte, coffee, or iced beverage in this glass cup mug. Manufactured from heat resistant double walled borosilicate glass which will ensure your hot drinks stay hot and your iced beverages don't sweat onto your table. Hand wash only. ... #GLDW208 $9.19/each.