The Q36. 5 Dottore Clima Jersey is a hot weather cycling jersey re-engineered for 2026 with a lighter polyester-graphene yarn that moves heat away from the body. A new sleeve in ribbed aero fabric adds speed to the cooling. What Our Gearhead(R) Experts Are Saying:"On midday summer climbs, the jersey weighed so little against my skin that I stopped noticing it. I held my pace to the top while the heat built."