TL - Tubeless, doesn't need an inner tube
TT - Tube Type, an inner tube is needed
SC1 - soft compound. Overlaps with SC0 but is more flexible. It has high performance with a greater freedom of action depending on temperature and tarmac type.
PIRELLI - one of the world's largest tire manufacturers, was established in 1872 in Milan, Italy. The first tire rubber factory was built in 1873 in Milan. Pirelli has 19 factories in 12 countries and more than 160 commercial companies.