Our Colorful Wiggly Ear Glass Mugs are crafted with exquisite attention to detail, adding sophistication and luxury to any table setting. Handmade from high-strength, food-grade borosilicate glass, these durable cups are lead-free, BPA-free and non-toxic, able to withstand temperature changes from -20℃ to +150℃. Dishwasher and microwave safe • Dimension 9cm x 11.5cm x 8cm