Model: drinking bottles drinking equipment Quality: high Weight: 138 g / 4.9 oz Material: ABS Size: height 15 cm / 5.9" ?�� width 18 cm / 7" Base Diameter: 10 cm / 3.9" Package: 1 piece Features:1. Use method: product reversal， the mouth of the base focus on the mouth of beverage bottle then twist. Drinking bottle inversion， then can be used on the desktop. Note:1. When Fizzy drinks， simply move hand can pull out the drinks. 2. If no gas beverage， need to press the drinking bottle by hand to make drink out. 3. Suitable for carbonated beverages. Only leave half a bottle of cola， the bottle internal pressure will be less， gently shake can be normally used. 4. If there is leaking problem， make bottle outlet's white soft mat reinstalled or change the surface then press tightly， won't appear leaking. Note:There may be a slight color difference because of computer monitor and light.