1, daddy pants are pants popular in America in the last century, which describe a kind of loose and comfortable pants and are deeply loved by dads. Smoke pipe pants are casual pants or suit pants that look like smoke pipes.

2. The legs of pipe pants are smaller than those of old pants, and the crotch is looser.

3, the old pants are loose and casual, properly matched and free and unrestrained. Pipe pants are a loose style.