Artwork"Bap" Motorcyclist's Back ProtectorSign in to saveMarc Sadler — 1992 — Polyethylene, low-memory foam, polyurethane, and polypropyleneArtwork · Museum of Modern ArtPolyethylene, low-memory foam, polyurethane, and polypropyleneArtistMarc SadlerMediumPolyethylene, low-memory foam, polyurethane, and polypropyleneView at Museum of Modern Art · Open Access