100%Handmade by Nepal local craftsman ,sound is very good and pure The operation is simple. Hold the mallet in one hand and the mat in the other hand to balance the bowl in place, gently tap the mallet to the outer and inner edges of the bowl, or beat it around the edge. Wooden mallet and hand-sewn cushions. Made of brass and handmade techniques, it brings the most traditional and Buddha's voice. Gently touch the mallet to the outer and inner edges of the bowl, or hit the ball near the edge. Resonant sounds and strong vibrations will fill and calm your soul. Produces vibrant and vibrating sound, providing stress-free relaxation.