Premium Material : Made from 18/8 food grade Stainless steel ,100% BPA free and non-toxic. It will never leave a metal taste or rust. Easy wash and unbreakable
Insulated Stainless Steel: KOODEE tumbler adopts Double-Wall vacuum technology to keep drinks hot for over 12 hours and cold for around 24 hours.
One-Click Lid: The lid can be opened with one hand, so you can easily drink coffee while driving.