The water bottle is made from food grade glass. The eco friendly glass drink cup features colorful transparent frosted glass and acrylic cap with silicone strap. The low expansion rate, high temperature resistance, high strength and hardness, high transmittance and high chemical stability cup is great for beverage and water carrying. Each cap is lined with a rubber O-ring so it will never leave a leaky mess. Excellent for use with liquid beverages, ingredients, oil and vinegar and more. Size：8.66"*2.36"2.36" Color：Transparent Blue, Transparent Purple, Transparent Pink, Transparent Green, Transparent