About This ?????€?Perfect Heat Barrier?€?Double Wall Insulated Design Enjoy piping hot espresso without burned fingers! Our 3oz cups create an air layer that blocks heat transfer, keeping your hands cool and coffee warm 50% longer than single-wall cups. ?????€?Lab-Grade Borosilicate Glass?€?Shatter & Thermal Shock Resistant Crafted from premium borosilicate glass (like lab beakers!), these cups withstand sudden temperature changes from freezer to hot espresso. No cracks, no worries ?€? just pure coffee enjoyment. ????€?No Saucers Needed?€?Engineered for Direct Grip Comfort Skip the clutter! The ergonomic curvature fits naturally in your palm,Enjoy the visual beauty of coffee levitation. Ideal for fast-paced cafes or cozy home mornings. ?????€?Long-Lasting Brilliance?€?Hand Wash Recommended for Peak Performance While dishwasher-safe, gentle hand washing preserves the glass clarity and insulation integrity for decades. Resists coffee stains and odors ?€? always look brand new. ?????€?Complete 4-Pack Set?€?Barista-Approved for Home & Commercial Use Get cafe-quality service instantly! 4 identical 3oz cups (90ml) with stackable design save 70% storage space. Trusted by home brewers and espresso bars ?€? an unforgettable gift for coffee lovers. Overview Brand : Tuksik Material : Borosilicate Glass Color : 3 oz. Espresso Cup Set Capacity : 3 ounces Special Feature : Espresso Coffee Mugs