These are covered with radial tubeless tyres of size 155/65 R13 that provides a strong grip on roads. (cardekho.com)
These are further covered with tubeless radial tyres of size 185/65 R15. (cardekho.com)
The better solution according to me would be to have tires that are as strong as tubeless tires, but with a spongy or springy filling material instead of air. (mechanics.stackexchange.com)