Magisso 70628 self-cooling pint glasses 4 x 50 ml, ceramic. Colour: black, white, dimensions: 5.3 cm x 5.3 cm x 6.5 cm, set of 4. by Amazon.co.uk

• A must for all drinks or food that you want fresh and cooled before serving for the party or everyday use. With the naturally cooled ceramic, everything remains cold, thanks to the cooling function.

• It's easy: apply water to the outer side of the product one minute before use. Then keep the contents cold during the breakfast, lunch or dinner.

• Easy to customise: the outer side of the product has a coating just like a blackboard. Using chalk, it is easy to personalise with names of guests or drawings.

• Finnish design: each of our elegant Magisso products are designed to make life a little bit easier.

• Material: food safe ceramic. Dishwasher-safe. The global innovation award winners. Designed for Magisso by Simon Stevens.