Wearing member and wearable device including the same

A wearable device comprising:

• a body including a display assembly, and a first fixing portion and a second fixing portion disposed at opposite ends of the display assembly to oppose to each other;
• a strap part including a first portion and a second portion extending from the first portion;
• and
• a fastening part slidable along the first portion,
• wherein the first portion includes one end coupled with the first fixing portion, extending, and passing through the fastening part, and an opposite end passing through the second fixing portion,
• wherein the second portion includes one end extending from the opposite end of the first portion and coupled with the second fixing portion, and an opposite end coupled with the fastening part,
• wherein the fastening part includes a cover including a magnet, and a fastening part lower member,
• wherein the cover is configured to provide a first state and a second state,
• wherein in the first state the magnet of the cover is spaced apart from the first portion, and the fastening part is slidable along the first portion, and
• wherein in the second state the first portion is in contact with the magnet and the fastening part lower member, and the fastening part is fixed to the first portion.