Ships from Hong Kong. High-density 100% stainless steel, healthy, non-toxic. Leak proof cap make from a thin medical-grade silicone, safe and prevent water outflow. Fits into standard sized cup holders; wide mouth for ample room to add ice, and create fruit or herb infusions. Material: stainless steel, PP. Size: 22.5x6.5 cm, 350 ml, keep your drinks for 6-12 hours.