Airless tyres for bikes are quite common (our kids bikes are all airless). Here are some grownups airless tyres! https://tannus.co.uk/tyres https://tannus.co.uk

Airless tyres for bikes are quite common (our kids bikes are all airless). Here are some grownups airless tyres! https://tannus.co.uk/tyres https://tannus.co.uk/tyres