Helmets haven't always been considered cool. Even professional cyclists often rode with just flimsy caps as substitutes, until the UCI (international cycling union) started requiring helmets for major races in 2003.But, let’s face it—accidents happen. And while protecting your dome used to mean donning a bulky block of plastic, helmet companies have stepped up in the past decade, melding functionality with super-sleek designs for helmets that are lighter, more breathable, and fit perfectly on your skull.Not sure how to choose? No sweat. We’ve gathered the ten best new bike helmets out there, so you and your head are covered for every ride. Because a helmet is never just a helmet—it’s an insurance policy against your need for adventure.