18 pcs Mini Body Massage Hot Stone Set

100% Natural Black Basalt, No Wax, No dyestuff, No Chemicals, No Radiation. Packed with a Natural Bamboo Box. Total hand shaped, High Standard 172 hours Water Polishing Technology, Makes Sure It Has Even and Smooth Surfaces. Increase Circulation, Vasodilation of Blood Vessels, Providing Important Energies, Increases Cell Metabolism, Increase Pulse, Deep relaxation of Muscles. 6 Large Flat Ovular Basalt stones (for the backside). 12 Medium Flat Ovular Basalt Stones (4 for arm, 4 for thigh, 4 for cafe).