The panels of Three Studies for Figures at the Base of a Crucifixion are painted on light Sundeala boards, a material Bacon was using at the time as an inexpensive alternative to canvas. Each bears a single taut sculptural form pitched against a harsh orange background.
Three Studies for Figures at the Base of a Crucifixion is composed of panels painted on lightweight Sundeala boards, a less expensive alternative to canvas that Bacon favored during this period.  Each panel showcases a single sculpted form positioned against a stark orange backdrop.