Set out on your next big adventure with the Troy Lee Designs A2 Helmet. This stylish and functional helmet is perfect for those long days on the trails. With huge intake and exhaust ventilation ports, you'll be able to stay cool and comfortable no matter how hard you're working. The MIPS system and dual-density EPP + EPS liner work together to protect you from high and low-speed impacts. You'll love the adjustable strap and X-Static Pure Silver comfort liner that work to keep you comfortable all day long.