Zojirushi Rotating Water Bottle Is Made From High Quality Plastic And Stainless Steel, Meeting Hygienic Standards, Not Rusting, Safe For Health- You Just Need To Slightly Tilt The Bottle And Press The Button To Let The Water Out, Very Safe And Convenient- The Bottle Uses A Vacuum Insulation Layer Made Of Super Durable And Safe Materials- The Screw Cap Is Made In Detail And Meticulous, So That The Vortex Joints Fit Together, Avoiding Heat Loss And Water Spillage- The Product Is Decorated By Simple, Gentle Patterns But Completely Reveals The Sophistication Of Lines And Harmonious Colors- Zojirushi, Japan Top Home Appliances And Vaccum Insulated Products, Since 1918-