it keeps drinks warm for an adequate amount of time. Cons: the design is awful. The cap frequently leaks and gets stuck so it's impossible to open. It is the most poorly designed travel mug lid I've ever had. I've had it less than a year and it's completely unusable now
or they hide/remove negative reviews instead of improving their products. Overall
Viva Naturals
100 Sheppard Ave E. Suite 700 M2N 6N5 Toronto Canada