Don’t be fooled: this simple ottoman is so much more. This convertible ottoman may just be the smartest piece of furniture around. After a 10-year hiatus, the family-owned Castro Convertibles (of Castro Convertibles Sofa fame) is relaunching the brand for the next generation of space-saving furniture seekers. First up? The new Convertible Ottoman ($499, including shipping for a limited time) converts into a single 75-inch long bed, sized just right for a child or adult to sleep on.