Features: 1. Creative Design: Interesting tube-shaped, beautiful and practical. This is delicate wine glass is extremely versatile and can be used for a variety of drink choices in a casual or formal atmosphere. 2. Size & Capacity Optional: Double Straw: Mouth Diameter: 9cm, Capacity: 260ml, Single Straw: Mouth Diameter: 10cm, Capacity: 440ml. 3. Lead-free Glass Material: This crystal ball cocktail drinking cup is made of glass, clear and pure wine glasses.no odor and durable. 4. Suitable Occasion: Perfect for Cocktail, Whiskey, Martini, Wine, or Champagne. Perfect for bars, KTV, nightclubs, discos, parties, etc. 5. Multipurpose: Not only can you DIY your favorite cocktails, you can add smoke, and you can also use it as a fashion drink cup, whether you are in a bar or an office, but you will also be the focus of attention. Specification: Material: Glass Product Color: Transparent Product Size: Double Straw: Mouth Diameter: 9cm, Capacity: 260ml Single Straw: Mouth Diameter: 10cm, Capacity: 440ml Product Weight: 66g, 136g Package Included: 1 x Creative Tube Cocktail Glass