A furniture leg protective sock is constructed of a stretchable/expandable non-friction material, which is double-layered to form an outer layer, an inner layer, and a gap therebetween. The furniture leg protective sock includes friction material which is located on the inner surface of the furniture leg protective sock and a stabilizing material, which is located in the gap between the inner surface of the inner layer and the inner surface of the outer layer, to provide rigidity and stretchability to furniture leg protective sock. The furniture leg protective sock also includes non-penetrating material, which is located in a bottom portion of the furniture leg protective sock to prevent a furniture leg from piercing through the furniture leg protective sock.