Castelli's women's line is designed and developed by women. You can see it in the Promessa sleeveless jersey. Castelli's outstanding Stratus fabric is built into a flattering jersey with extremely feminine yet athletic lines. A guy could never come up with something this refined!
Castelli's proprietary Stratus two-layer fabric that is at home next to your skin. Dual layer Stratus fabric is a medium summer weight fabric engineered to pull moisture away from your skin. A Prosecco treatment helps to move moisture aggressively to the surface for quick evaporation.