Head rest

A head rest, comprising:

• a stay supported by a seat back of a vehicle seat;
• an accommodation member forming an accommodation space for accommodating a part of the stay;
• and
• a cover member covering a part of the accommodation member to form a part of an outer surface, wherein
• the accommodation member includes a pair of side surface portions and an upper surface portion, the pair of side surface portions being disposed side by side in a left-right direction of the vehicle seat, and the upper surface portion being disposed between end portions of the pair of side surface portions on an upper side of the vehicle seat,
• the cover member includes a pair of first cover members and a second cover member, the pair of first cover members covering the pair of side surface portions, and the second cover member covering the upper surface portion, and
• an end portion of the first cover member on a side near the second cover member is disposed between the upper surface portion of the accommodation member and the second cover member.