There is provided a wound dressing prepared with a hydrocolloid gel, a polyurethane film, a PVA hydrogel, an alginate gel or the like, which has excellent stretchability and exudation absorbency of the wound surface for protection and prevention of infection on the wound surface in which continuity of a body tissue is destroyed by a physical impact or the like, can maintain a wet environment suitable for promoting healing of the wound surface, and has no pain or no worry to damage regenerated skin when the wound dressing is exchanged.