Authentic San Miguel 100% Recycled Glass Wine Tumblers - Aqua Tint - Set of 4. These are Authentic San Miguel 100% Recycled Glass tumblers. Made in Spain from 100% post-consumer recycled glass. Feature a distinct embossed seal on the side that reads "Authentic 100% Recycled Glass". Known for their durable and chip-resistant design. Can be used for various beverages including wine, water, juice, cocktails, and more. In gently used condition. Due to the nature of being recycled glass, some may have a bit of a haziness versus being crystal clear—although these are pretty clear.