unlike existing outerwear

and rough trail surfaces that transmit directly through the saddle

but you could also describe The S1 Lifer as a bike helmet

600W peak power

1” tires w/ inflatable tubes

Alitios Women's Teal Etheros Jersey Size:SM unlike existing outerwearWhen you don't believe in making compromises over style and performance, you end up with something that not only turns heads but also breaks records. With meticulous attention to detail, Etheros bridges the gap between the ultimate race day jersey and the comfort of an everyday training day kit. Compressive and aero yet breathable and light, Etheros combines all your favorite elements of a race ready jersey with comfort that lasts all day.