we can supply magnetic olive toy ,it is a kind of interesting and newfangled toys. it is made of magnet, and good for people's health. by means of throwing two olive balls up respectively, they could absorb together and echo dulcetly.hold both magnets in the palm of your hand, do not let the magnets touch each other.in so doing, all the joints of the hand are always in motion, and with the crooking and stretching of the finger, all body will become flexible.