Helmet in the style of the 50s. At Davida Helme have an outer shell made of fiberglass, the inner shell is lined with leather. Made in England: The Davida helmets are made by hand, the shell is sprayed and the inner lining is processed in Liverpool. The CLASSIC Helmets correspond NO SAFETY STANDARD and are not not on Swiss roadsMotorcycle helmets approved (they are intended as helmets for vintage convertibles or show/decorative pieces). These helmets are “New Old Stock (NOS)”. They are unworn and in their original packaging, but some do not look completely fresh due to the long storage period (adhesive tape around the helmet can be replaced). Helmet size: To determine the helmet size, simply measure the circumference of your head. The measuring tape must be above the ears and just above the eyebrows. Views: