Stainless steel thermos-tumbler in black colour, capacity 355ml from The Coldest Water.

It is suitable for hot and cold drinks. Keeps your drink hot or cold up to three time more thank common thermos.

It has a protective lid made of tritan as well as double wall insulation with vacuum.

Due to the technology of “never sweat”, whether you place hot or cold drink, its outer wall does not liquefy at all.

It fits in in 99% of cup holders and also on car’s cup holders.

It is very durable and easy to clean.

It is made entirely of stainless steel.