To solve problems of a wet umbrella that, when getting in an automobile with a wet umbrella on a rainy day, the rain drop may be leaked outside, when sitting on a seat and folding the umbrella with the door open, the clothes and the arms may get wet and, when carrying the wet umbrella in a department store and a supermarket, a user is required to prepare a plastic bag cover and prevent a floor from getting wet.

This umbrella is so folded as to fold ribs 4 retaining an umbrella sheet 6 in the direction of a ferrule 1 and reverse the umbrella sheet 6 along with the ribs 4; the tips of the main ribs 4, a part of the umbrella sheet 6 and the ferrule 1 are bundled and detachably attached in a tubular cap 7 storing a water absorbent body 73 therein; and the cap 7 covers the tips of the ribs 8 folded in the direction of the ferrule 1, the part of the umbrella sheet 6 and the ferrule 1 together.