A stocking to be worn on a foot of a person, includes a flattenable hollow tube of stretch material having a first portion with a first open end, a second portion extending from the first portion and having a second open end, and a folded portion folded backward from the second open end of the second portion to surround the second portion and having a circumferentially extending connecting part secured to the second portion along a circumferentially extending securing line, and a circumferentially extending open part movable between a folded position, where the circumferentially extending open part of the folded portion is folded back to surround a corresponding area of the second portion, and an unfolded position, where the circumferentially extending open part of the folded portion is extended forward from the second open end of the second portion away from the second portion.