Capacity: 0.36L/0.5L; Heat retention after 6h >= 78 �°C; Body: Double-walled 304 & 201 stainless steel for heat preservation, customized patterns and colors; Lid: 304 stainless steel material, just twist the lid to get water, temperature display (optional); Tea strainer: 304 stainless steel material, removable; Color and Pattern: Optional or customized; Logo: Rang Dong; OEM: Accepted;