Potosi Glassware is handcrafted from recycled green glass and mouth-blown by skilled artisans in Guadalajara, Mexico. Each piece reflects traditional craftsmanship, and subtle variations are to be expected due to its handmade nature.Green color. Set of four glasses. Care Instructions: Hand wash only with mild soap and water; dry immediately. Do not place in dishwasher or use abrasive cleaners. Material: 100% recycled glass. Dimensions: Dimensions: 4" H. x 3" D. each