Neoprene inner socks.
 It is used for various purposes such as mountain climbing, fishing, mountain climbing, snow shoveling, outdoor work, and construction sites.
 Neoprene of Neowork Gear uses high quality neoprene with excellent heat insulation and stretch.
 Size: S (23-25cm) M (24-26cm) L (25-27cm) LL (26-28cm)