Sweden M21 (18)

Swedish M21 (18), also known as the "high top" was the second type having a narrower brim and less of a crest, these helmets were developed in 1918 but did not come into production until 1922/23, made of quality materials at the Eskilstuna Factories they remained in service throughout the WWII period where they were then eventually phased out by the M37. These M21 (18) helmets had the same liner configeration and chinstrap as the slightly earlier M21 (16)'s. The side decals indicate that this is an Army helmet and  was refurbished in 1942.