Oil fence and method for storing same

An oil fence preventing oil spilt on the sea from diffusing, comprising:

• tube-shaped vertical support parts including an air chamber having air injected thereinto to have buoyancy, a water chamber disposed under the air chamber and absorbed with water, and a ballast disposed under the water chamber and providing a load;
• and
• a membrane type of curtain part connected between the vertical support parts disposed in parallel with each other, being spaced apart from each other at a predetermined distance in a width direction of the oil fence and blocking and collecting oil,
• a damper pocket disposed at least one of edges of upper and lower portions of the curtain part, one end portion of the damper pocket being connected to the edge of the upper portion or the lower portion of the curtain and the other end portion of the damper pocket being opened towards the lower portion or the upper portion of the curtain to thereby reduce an upper or lower movement of the curtain part.