• Vacuum insulated, SS 304 inside and outside
• Keeps your beverages hot or cold for a long time
• 100% rust free and leak resistant
• Double insulated steel flask with a unique locking lid and sipper, capacity: 500 ml
• This product is less than 1 year warranty from the date of retail purchase against any manufacturing defects in material and workmanship. The warranty does not cover damage from accidents, mishandling or tampering with the system.