An early-medieval helmet with a signature nasal. Popular throughout Europe but mostly popular with the Vikings and their Norman heirs. Also used by Slavic warriors.
Norman helmet - early medieval open helmet in the shape of a spherical cone with a characteristic rectangular nasal. Although it is attributed to the Normans, in fact it was used throughout Europe in the 10th and 11th centuries. According to many researchers, the cone shape is an evidence of Eastern influences.