O'Neal Sonus Full Face Helmet in Black/Teal - Large (59-60cm)THE SONUS BY O'NEAL YOUR MOUNTAIN BIKE HELMET FOR EVERY SITUATION IN LIFE Safe, robust and stylish in design the SONUS MTB helmet is your first choice for action on the bike. No matter what terrain it takes you: With this helmet from O'NEAL you rely on a high quality product! The SONUS helmet not only looks good, but also offers you everything you need on the bike with numerous features: Robust shell made of ABS Optimal cooling & ventilation Practical