MT Atom 2 Flip FrontThe most versatile and affordable flip-up helmet is now even better! The new Atom 2 will shake the foundations of this segment.The new MT Atom 2 is packed with compelling features; it has enhanced the outstanding qualities of its predecessor model and incorporated state-of-the-art innovations such as the housing for UCS MT-NSIC, the rapid-opening system MT-FSOS+, and the MT-ESP sun visor.Key FeaturesComposition: HIRP (High Impact Resistance Polymer)EPS: Variable density EPS to ensure the best shock absorptionRemovable interior: All interiors are removable, using a combination of fabrics to offer the best comfort and durabilityHygiene: Washable and antibacterial protection fabricAir vents: Front and top air vents with open/close systemRemovable interiors: breathable, removable, and washable interior componentAnti-Fog: The ATOM 2 SV (MT-V 35) visor is compatible with FogOff model FOG013 and Pinlock DKS512ECE 22.06 and DOT: The new Atom 2 SV surpasses the demanding 22.06 regulation and DOTSizing Guide (cm)XS 53-54S 55-56M 57-58L 59-60XL 61-622XL 63-64Motorcycle helmets are designed for a close and comfortable fit, but can change size with use. To find the correct size, we would recommend seeking fitment advice, and trying the helmet before purchasing. Please use the size guide to help in finding which size helmet you need, note this is only a guide and cannot determine an exact size.Quick code-MTAT2P