Note: please DO NOT fill in Boiling Water!The temperature of adding water should not exceed 70 ℃. More suitable for storing cold water. PRODUCT INFORMATION Brand: ROCKBROS Product name: lnsulated Kettle Item No.3521002 Material: PP body Polyethylene foam (insulation cotton) Food-grade silicone (bottle nozzle) Dimensions: 7.4cm (Diameter)* 23cm Weight: 98±5g Capacity: 620ml Duration of insulation: 5h Color: 5 colors available Warranty: 90days Note: please DO NOT fill in Boiling Water! Extended insulation for both warm and cool water Triple layers for better insulation effect Enjoy refreshing drinks anytime, anywhere 7.4cm diameter fits with most bottle cages Food-grade silicone bottle nozzle Squeeze to control the waterflow Leak-proof cross valve prevents leakage upside down 5cm large opening for easy cleaning of the interior of the bottle