ENJOY HOT, COLD & FIZZY DRINKS FOR LONGER: Triple-vacuum insulated keeps drinks hot, cold and retains fizz for hours. Expect up to 24 hours of cold drinks, hot drinks stay hot for up to 8 hours and ice that lasts for up to 2 days LEAK-PROOF LID: Wont leak when filled with hot, cold or fizzy drinks. Includes rubber gasket to ensure tight leak-proof seal. STARTS FIZZY, STAYS FIZZY*: Smooth stainless steel interior reduces nucleation points for longer-lasting fizz. (*Lab-tested using commercial carbonated beverages, ensuring a minimum carbonation of 2.5g/l is maintained throughout the testing duration. EASY TO CLEAN: Ninja Thirsti Travel Bottles are dishwasher safe and can be hand washed with warm, soapy water. INCLUDES: Ninja Thirsti Travel Bottle & Lid. Dimensions: H: 24.3 cm x W: 7.5 cm x D: 8.3 cm. Weight: 380 g. Capacity: 530 ml. Colour: Black. 5-YEAR GUARANTEE**: (**Limited guarantee against manufacturer defects. Upon registration with Ninja (UK & ROI only).)