To ensure that you can enjoy our products for a long time to come,
we recommend that you observe the following instructions for
care and use.
Rinse every item before using them for the first time.
The double-walled glasses are dishwasher safe.However we recommend
cleaning the products by hand.
Use standard washing-up liquid for cleaning, do not use coarse
detergents like scouring powder or steel wool.
Do not subject the glasses to extreme temperature fluctuations.They
can shatter due to pressure,impact or temperature fluctuations.
Never place the glasses on a heat source.
Note that the contents could be hotter than it may first appear
based on the outer wall of the glasses.
Ideally,use wooden or plastic spoons in the double-walled
glasses,as metal spoons could break the glass.
When putting ice cubes in the glasses,always put liquid in first.
Only use the items for food products and do not store chemicals or
similar in them.