Capacity: 3,2L; Heat retention after 6h >= 78 C; Body: Polypropylene material, customized patterns and colors; Lid: Polypropylene material, can be used as a cup; Stopper: Polypropylene material, easy to handle; Bottom: Polypropylene material, skid resistance, easy to disassemble; Glass refill: High quality, produced with Japanese technology, excellent heat preservation; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted;