WHY CHERRY PITS FOR A HEATING PAD? WATCH THE VIDEO, BELOW. Take a deep breath. Relax your shoulders. Pour yourself your favorite cup of tea in your favorite mug. Pop this eye pillow in the microwave for a couple minutes and let the heat melt the tension from your eyes. These eye pillows are great for reducing tension headaches or puffiness when placed in the freezer. Filled with cherry pits which create a moist heat. Can be used as a heating pad for pointed relief. Or chill in the freezer. * Cherry pits slowly release heat. * Heats lasts about 30 minutes. * About 2.5" (6.4 cm) x 10" (22.9 cm). * Reusable * Pop in the microwave for 30 second intervals until warm.