the present invention is provided with a lot of kneading protrusions 16 at intervals on the surface thereof which kneading protrusions 16 are a lot of separated protruding stubs and can render the kneading ball for washing clothes to generate water disturbance in the liquid detergent having clothes dipped therein and to increase the frictional kneading washing function by vibration of a vibration generating device 2 and thereby the effect of vibrational kneading washing can be increased 1 the present invention can create disturbance in liquid detergent for washing clothes by an automatic vibrating function and by providing the delicate wings integrally with a lot of kneading protrusions or providing a lot of mutually separate protruding stubs thereby an effect of kneading washing is obtained without damaging the clothes it is convenient for dipping or hand washing clothes with an effect of mild washing and can save manpower increase the efficiency of washing and get practicability 2 the present invention is provided with a waterproof cover two high frequency connecting members and a waterproof rubber ring to provide plural protecting functions to prevent liquid permeation into the housing and a vibration generating device is enclosed in the housing without attacking on the liquid detergent to powerfully protect quality and increase the life of use of the present invention 3 the present invention is small and convenient for operation a user can place one or more than one vibrational kneading balls for washing clothes in pursuance of the volume of a washbasin the amount of the clothes as well as the quality of material of the clothes etc in conclusion the present invention not only gets rid of the defects resided in the conventional clothes washing balls which.