Capacity: 1L; Heat retention after 6h >= 78 �°C; Body: Stainless steel 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; Mouth: Nice and even water flow, anti-overflow; Glass refill: High quality, produced with Japanese technology, excellent heat retention rate; Gasket: Silicone material, resist leakage; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted