Capacity: 2L; Heat retention after 6h >= 78 C; Body: Tinplate material, customized patterns and colors; Lid: Aluminum material; Stopper: Aluminum and cork material, easy to handle; Bottom: Aluminum material, skid resistance, easy to disassemble; Hanger: Portable; Glass refill: High quality, produced with Japanese technology, excellent heat retention rate; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted;