Stelton's Keep Warm thermo bottle is a safe, stylish, and ecological way to carry your favorite beverages with you wherever you go. Created by Italian design duo Daniel Debiasi and Federico Sandri, the beautiful thermo bottle combines a minimalist form with considered details like the removable lid that doubles as a cup for your drinks. The Keep Warm thermo bottle keeps your beverages warm for 24 hours and chilled for up to 48 hours.