A wig which can be worn on the head of a wearer includes: a wig cap to which artificial hair is attached; and a Velcro tape which includes a base sheet where the rear surface of which is attached to the inner side of the wig cap, and a plurality of catching units disposed on the front surface of the base sheet to catch the hair of the wearer. The catching units include: column members which obliquely protrude from the base sheet to form an acute angle with a direction perpendicular to the front surface of the base sheet; and protrusion parts protruding from the circumference of the front ends of the column members. The column members of the catching units are arrayed in a plurality of lines on the base sheet, and may protrude such that the front end thereof moves closer to the front end of any one of two neighboring column members in the lines and moves away from the front end of the other.
