18/304 rust-free stainless steel construction
Double-walled insulation
Includes metal straw, silicone straw sleeve, and cleaning brush
Keeps beverage cold for 12 hours and hot for 7 hours
Condensation-free surface
Fits perfectly in a car cup-holder
Wide-mouth lid is 100% BPA-free Tritan plastic
Flexible straw sleeve is food-grade silicone
FDA-certified