Aero-optimized Forza2 Stretch fabric for maximum.comfort and aerodynamic advantage.Aero-optimized fabric delivers 3% decrease in CdA.Lightweight minimalist stripe mesh bib straps to.minimize weight and keep you cool.Silicone leg grippers to keep leg endings in place.Progetto X2 Air Seamless seat pad for comfort even.on your longest rides.Back pocket for extra storage or race radio.Short fabric rated to 50+ UPF protection.Weight:183 g