Features: Handmade, double-wall thermo mugs, each mug boasting a unique curvature that holds 250/280/300/350ml. Unique double walled glasses are designed to suspends drinks within an inner wall for an engaging optical effect Made of heat and condensation-resistant borosilicate glass, which is stronger and more durable than common glass that gives a smooth finish and a crystal clear look. Keeps your liquid hot while keeping your hands cool. Beautiful addition to any cafe, restaurant, pub and definitely to your own home. Can be used for Capucinno cups, Lungo cups, Macchiato, Latte, Espresso cups, Demitasse cups, Tea, smoothie and juice. Top quality espresso mug made of lead-free high quality borosilicate-glass, Safe for dishwasher and microwave use; not for use with metal utensils Specification: Color: transparent Capacity: 250/280/300/350ml. includes: 1 X Double Wall Insulated Glasses