Two technical drawings rendered in white lines on a charcoal chalkboard ground show the mechanical components and assembly of a basketball hoop system, dated October 29, 1963. The schematic diagrams detail the apparatus from multiple angles with numbered parts and annotations, capturing the industrial precision of sports equipment artwork with the aesthetic of vintage patent documentation. Water-resistant polyester, hookless and cut extra long to fit any bath, machine washable and made to order. It turns the bathroom wall into the room's best feature.