Fender skirts

[1] Their shape was the most streamlined form on the road, and the enclosed fenders on all corners eased a path for the air, contributing to the cars' low drag at highway speeds.

[1] The compact-sized Nash Rambler from 1950 until 1954 also featured aerodynamic enclosed fenders that blended the sides of the body.

First described as "pants", they were used for the streamlining effect by Frank Lockhart on a 1928 Stutz land speed record attempt car.

[7] The fender skirt became a unique styling feature for cars of the past, "making them look like glorious floating boats, classy and elegant".

From the mid-1960s until 1976, the Chevrolet Caprice, Oldsmobile 98, Buick Electra, Pontiac Bonneville, and the Cadillac Fleetwood, DeVille, and Calais models used fender skirts.

[9] In European automobile design, Citroën notably used fender skirts on nearly all models produced between 1950 and 1990, most prominently in the DS, 2CV, Ami, GS, SM, BX, and CX.

The fender skirt accessory may arguably not contribute to the aesthetics of modern cars, but look "either tacky, strange, outlandish, or just plain ugly.

[11] Some cities, such as Los Angeles, have fender skirts on municipal buses for safety purposes, as they can prevent items on the road from slipping under the tires.