Description: Description: Durable Glass: Made of high quality High Borosilicate glass material : smooth edge, fine workmanship, equipped with straws, convenient for drinking, and strong practicability. Suitable for cocktails, mixed drinks, beer, ice tea, lemonade and any beverage. Wide Application: for families, KTV, bars, restaurants, parties, clubs, etc. Black Plug: Environmentally friendly silicone material, to use, not easy to drip Specification: Material: High Borosilicate Glass Size Chart: Diameter: 8.5cm/3.35 inch Package Includes: 1 Piece Spherical Cocktail Glass Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping! Specifications: Material: High Borosilicate Glass Size: Diameter: 8.5cm/3.35 inch Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping! Package included: 1 Piece Spherical Cocktail Glass