Seat IBIZA ST Owner's Manual page 211

Caution
Remove the snow chains to drive on roads without snow. Otherwise they will
impair handling, damage the tyres and wear out very quickly.
Note
In some countries, the speed limit for using snow chains is 50 km/h. The legal
requirements of the country should be followed.
Safety First Operating Instructions Practical Tips
Checking and refilling levels
Technical Specifications
209