Description:Durable， non-toxic and Eco-friendlyCould put it into the microwave for sterilizationUsage: Milk， Ice Cream， Smoothie， Coffee， Lemon Juice， Rice porridge ，Cereal etc.Protect Teeth from Cavities and StainsTemperature resistance: -20℃ - 450℃Tube mouth shape: RoundMaterial: High borosilicate glassTotal length: Approx. 21.5cm/ 8.46inch (Straight part length is 17cm， Bent part length is 5cm)Outer diameter: Approx. 0.8cmInner diameter: Approx.0.5cmColor: ClearPackage Includes:4 x Glass Drinking Straw1 x Cleaning BrushNote: Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc， the color tone of the website's photo and the actual item could be slightly different.