From coffee tumbler to iced tea cup, our double wall vacuum insulated tumbler will keep your drink hot or cold longer. Inspired by the timeless paper cup, our Vacuum Insulated Stainless Steel Tumbler is simple, easy to travel with, and fits comfortably in both your cupholder and daily routine. Features:Thermo 3D ™ Double Wall Vacuum Insulation Technology.18/8 Medical grade stainless steel doesn't transfer flavour & no metal aftertaste.Hardshell™ powder coat (colored tumblers).Lid and cup are BPA free. Press-on lid prevents splashes and keeps drinks warm longer.Cup holder compatible. Product to Project®Every MiiR product sold helps fund trackable giving projects. Just enter your code.