Designed for those who appreciate style and class, Ceeko is a double walled stainless steel water bottle which comes with a bamboo lid & base. Its vacuum insulation, keeps your drinks hot for up to 5 hours and cold for up to 15 hours, making it perfect for both office use and outdoor activities. Bamboo details add natural elegance to this drinkware and promote a greener future. Sip in style wherever you go with Ceeko.