"Cape Clasp" is a mobile by Alexander Calder, the pioneering sculptor who invented this art form of suspended, kinetic constructions. The work exemplifies Calder's characteristic use of balanced abstract forms in space, where individual elements move independently yet remain in dynamic equilibrium. Like much of his oeuvre, the piece demonstrates his mastery of engineering principles combined with modernist aesthetics, creating a sculpture that engages both the viewer's eye and imagination through its continuous, unpredictable motion.