Capacity: 1.8L; Heat retention after 6h >= 78 �°C; Body: PP Plastic material, customized patterns and colors; Lid: PP Plastic material, just loosen to get water without disassembling; Bottom: PP Plastic material, skid resistance, easy to disassemble; Glass refill: Wide mouth, high quality, produced with Japanese technology, excellent heat retention rate; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted;