Fantastically ventilated with 31 inlets and completely aerodynamic with its removable aero shells the bolle one road premium helmet is also perfectly designed to hold your sunglasses in its sunglasses garage if you remove them during the race with a focus on safety the one features a boll exclusive safety qr code and a specially designed boll led its click to fit system ensures a perfect adjustable fit and its interchangeable winter and summer linings allow for year round use complete