355 ml. Single serve. Hot or cold. Keeps hot up to 8 hours. Cold up to 12 hours. Single serve compatible tumbler. Leak-proof lid. Built-in carry loop. One-handed fliptop lid. Double locking lid. Wide opening for easy filling. Easy clean lid. Dotted texture for firm grip. Double wall vacuum sealed stainless steel body. Hand wash only. Not for microwave use. BPA free. Made in China.