ECE 22.06 Certified Motorbike Helmet. 2 Shells. Long Oval. 180 Degree Rotating Chin Bar. Made From LS2's KPA (Kinetic Polymer Alloy) Micrometric Metal Buckle. Emergency Release System. Reinforced Chin Strap. Multi Density EPS. Easy-removable Chin Bar Side-cover. Twin Visor System. Quick Release System. UV and Scratch Resistant Visor. Ready for Max Vision Pinlock. Hidden Sun Visor Sliding Button Extra comfort Liner. Removable and Washable. Breathable. Hypoallergenic. Laser - Cut Foam. Chin Curtain. To ensure good protection the helmet must fit your head to perfection, special attention should be paid to the shell shape design and materials to minimize the effects of a possible impact. It is key to obtain a perfect fit to your head from outside to inside, as well as the shell, the configuración of the EPS liner, which should match closely the human head shape.