Unique Stacked Bubble Design: A stunning 4-tier ripple silhouette perfect for aesthetic home cafe styling and photography. Premium Lead-Free Glass: Crafted from high-clarity, professional-grade borosilicate glass for safe and durable daily use. Heat & Cold Resistant: Safely handles temperatures from -4°F to 248°F—ideal for both boiling lattes and iced coffee. Ergonomic Ribbed Grip: The textured bubble surface provides a comfortable, non-slip hold while minimizing condensation. Versatile & Stackable: Perfect for coffee, cocktails, or whiskey. The space-saving design allows for easy stacking in cabinets.