What are seasonal tyres for?

It’s actually very simple. Winter tyres are called such as they are ideal tyres for winter. The same applies to summer tyres and summer. Both have their own strengths which are required during the relevant season. The differences are not obvious at first glance. Whether winter or summer tyres – both are black and round. Why do we have seasonal tyres, then?

Barum. A brand of Continental.
Good tyres. Good deal.