Donâ€t let the blistering heat keep you out of the saddle! Stick it to mother nature with the 2015 Womenâ€s Bellwether Heatwave Sleeveless Jersey. Featuring their Air-Fit and X-Factor fabrics, the Heatwave will provide plenty of air flow and moisture wicking to keep you cool and dry on the hottest days. If the weather is a little too hot for a day ride, the Heatwave will ride right into the night with you, with its reflective accents you can feel safe riding in it at night!