... with CE. Hot or cold thermotherapyWashableEco-friendly100%naturalCherry stone pillow for natural thermotherapy,hot or cold.Whether you need to ... warm about 3 minutes in microwave and the heat-retaining cherry stones give out a long-lasting penetrating warmth, to ... is washable,eco-friendly,and 100% natural product.Our cherry stone pillows are disinfected by ultraviolet radiation,sterilized in the ...