Kimono

The chest garment hangs past the waist, so it paints over whatever sits in the leg slot, armor or vanity. Anything you planned to pair with it below the belt is wasted, which cuts down the mixing you can do. Treat it as a complete outfit rather than a shirt you build around.

It rides in the Traveling Merchant list, so it comes down to catching him on a day he brought it. He clears out at dusk with everything he did not sell, so buy on sight.