Cat support: the whole process is wrapped with thick sisal hemp, and the support is thicker, which can better prevent the swing of the cat climbing frame, and plays a very important role in the stability of the cat climbing frame. Thickened sisal hemp throughout the process can not only be used by cats to grasp and bite, but also play a certain role in the stability of cat climbing frame and minimize the damage of cats. The outer cloth is usually long plush with high weight.