Capacity: 0,9L/1,5L/2L; Heat retention after 6h >= 78 C; Body: Polypropylene material, customized patterns and colors; Lid: Polypropylene material, just loosen to get water without disassembling; Bottom: Polypropylene material, skid resistance, easy to disassemble; Mouth: Poured evenly, speed property, anti-overflow; Glass refill: High quality, produced with Japanese technology, excellent heat preservation; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted;