Yesterday I've replaced all three tires on my Fuoco with 2 Sava MC29 Sporty and Sava MC 28 Diamonds on rear.
Fronts arrived with very clever and robust reflective detail on sidewalls:

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Quite clever idea that looks very cool and can be lifesaver in a bad weather conditions Clap emoticon

BTW. Maybe somebody know an answer; on every wheel one of five bolts has been marked with yellow paint - why ?