Vacuum insulated: Double wall vacuum insulated to maintain temperature.
Spill resistant, splash proof rubberized straw seal lid
Non-slip silicone base
Material: 18/8 Stainless steel
Durable: Powder coat finish
Drink Clean: BPA, BPS, and BPF free
Hot/Cold: The Horizon 20oz Straw Tumbler keeps drinks cold for 14 hours and hot for 7 hours.
Fits most cupholders