PROBLEM TO BE SOLVED: To provide a sock which properly supports a foot so as to improve or protect a pronated foot.SOLUTION: A sock comprises: a heel holding part which is arranged in a heel area in a sole part and is formed to increase thickness from an outer ankle side toward an inner ankle side； a projection part which is arranged in an area except for ends in right and left directions of the sole part in the vicinity of a boundary between a tip area and an intermediate area in the sole part and is formed to protrude to a sole side of a wearer； a first side face holding part which is arranged in an area toward a foot part from an end of the inner ankle side of the heel area and suppresses stretch of the sock in at least the area； and a second side face holding part which is arranged in an area toward an upper part of the heel area from the end of the outer ankle side of the intermediate area and suppresses stretch of the sock in at least the area.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】回内足を改善し、或いは予防するように適切にサポートする靴下を提供する。【解決手段】靴下は、足底部のうちの踵領域に配置され、外踝側から内踝側に向かって厚みが増すように形成された踵保持部と、足底部のうちのつま先領域と中間領域との境界近傍のうち、足底部の左右方向における端部を除く領域に配置され、着用者の足底側に突出するように形成された凸部と、踵領域の内踝側の端部からフット部に向かう領域に配置され、少なくとも該領域における当該靴下の伸長を抑制する第１側面保持部と、中間領域の外踝側の端部から踵領域の上方に向かう領域に配置され、少なくとも該領域における当該靴下の伸長を抑制する第２側面保持部と、を備える。【選択図】図１
