Borosilicate glass drinking straws are the perfect diameter for your smoothie but can be used for most any beverage. Hand crafted by a true Eco-warrior with smooth, marvered ends for a fantastic mouth feel. If you’ve never sipped from a glass straw you are missing out! Reduce, Reuse, Recycle! Dishwasher-safe. Clean the inside with our 6mm bottle brush (SKU BOB06, sold separately). L 9", outside diameter 12mm (0.47"); 1.25 oz. Handcrafted in Massachusetts.