IF A SIZE IS SOLD OUT, PLEASE MESSAGE AND WE CAN SEE IF WE CAN FIND YOU ONE. ! Description: The SM3 Helmet is designed to set new standards in performance, safety, and comfort for off-road enthusiasts. Packed with cutting-edge technology and engineering innovations, it ensures an unparalleled riding experience. With the SM3 helmet, you can experience the perfect combination of safety, comfort, and performance. Ride confidently wherever the trail takes you. Features: Conforms to both DOT and ECE 2206 standards, ensuring safe use worldwide. The patented visor release system minimizes forces on the neck by releasing the visor with a precisely calibrated amount of force during impact. Features 10 inlets and 7 exhaust ports for maximum airflow and effective heat transfer, keeping you cool during intense rides. Alpinestars' patented low-friction coating on the EPS liner reduces rotational acceleration forces from oblique impacts. Mimics the brain’s natural defense system with a slip-plane layer for added protection. Thermo-injected polymer blend with variable thickness delivers optimal impact protection without compromising on weight. Engineered for ease of use, offering a snug yet breathable fit for extended riding sessions.