New Knightsbridge riding helmet - I sell this riding helmet: This riding helmet is as new and with box. The size is M 54-56 (see b.6) About the riding helmet: The helmet is a high quality riding helmet with excellent fit and efficient Klimamanagment. The riding helmet is by means of size adjustment wheel stepless and adjustable to the individual head size. The six air inlets on the back always ensure optimal air circulation on the head. The helmet shield, made of a flexible synthetic material, does not break even if it hits the ground. The helmet is rounded off by a removable, washable inner lining and a soft throat strap. Complies with the currently valid riding helmet standard. Weight size S approx. 400g If anyone is interested please write...