Ultralight Cycling Helmet Rainproof for every day with the perfect balance of protection, great ventilation, and comfort. Ultralight Cycling Helmet Rainproof is always the go-to choice for cycling with great performance, a comfortable fit, and a claim to impeccable protection. And the Ultralight Cycling Helmet is the perfect companion for city trips. Reliable and comfortable, it will emphasize the individuality of everyone. You can also order the Aero Triathlon Cycling Helmet.