To enable golfers to pleasantly sit on a seat of a golf cart of the like even in the rainy day and to comfortably make a play, etc.

Cover fixture 9 is disposed at a seat section 5 of the golf cart 1 or the like in such a manner that a seat cover mounting section 10 can rise and fall. The seat cover 11 is attachably and detachably disposed at the seat cover mounting section 10. More particularly a highly water absorptive fabric, which does not cause reverse leaking by high absorption of rain water, etc., to the inner side and is repetitively washable, is used for the seat cover 11. Even if the seat cover 11 is splashed with the rainwater, the golfers can sit on the seat without being wet by absorbing water into the inside.