For you, prepare 2 layers of rails and spherical cat toys. - Cat type design, multiple possibilities to play, cats love it. Unique cat and adult cat toy - Solid wood material, non-slip and wear-resistant, durable, easy to clean. And covered with natural cat sisal - Smooth weft, not easy to pinch. Tightly rolling balls don’t fly away, allowing your cat to be immersed in the interaction. Rounded corners to prevent bumps (bottom with non-slip pads) - Two or more cats play this toy together, which makes the cat happier and strengthens friendship mutually. (Can be easily disassembled manually and convenient storage)