The use of sound vibration is an ancient practice to help people overcome and release stored or blocked emotions and energy, helps to induce a deeper state of relaxation to refresh the mind and spirits, release strain and stress in the heart or body. DEEP STATE OF RELAXATION: It can improves meditation and helps promote yoga posture, keeping the muscles, brain and organs in perfect harmony, for a deeper state during meditation and helps meditators and yoga practitioners achieve desired states effortlessly. MULTI-FUNCTION:Tuning fork method can be combined with meditation, massage method and acupressure. Helps to reduce stress, relieve joint pain and stiffness,Reduces soreness, meditation and relaxation. type:A:triangular silicone Colour:Silver Material:Metal Package Contents: 1 x tuning fork 1 x hammer (random colors, don't accept the specified color) 1 x triangular silicone 1 x storage bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.