The vintage box houses a set of six balls: two Panda, two Yin Yang, and two Chrome balls that are carefully crafted in China. The balls are not only aesthetically pleasing, but also functional for exercises and stress relief. The origin and cultural significance of these Baoding balls make them a valuable addition to any collection. Although the ownership history is not available, the craftsmanship is evident in the intricate designs and chimes produced by the balls.