Warming them in the microwave provides a gentle, soothing heat and calming aroma to anywhere you put them.
Flax Seed is 40% oil, which never dries out and can be warmed over and over. Other pillows are filled with grains which are mostly water and will not retain heat as the water cooks out of the grains.
Flax Seed is an herbal flower seed, not a food product, like rice, so they will not cook and develop a food like odor.
Flax seed filled heated Herb Pillows provides a soothing, Moist Heat which promotes healing. The Herbs that are mixed with the flax seeds provide a calming aromatherapy as well as healing properties.
Flax Pillows may also be chilled for a soft and soothing cold pack. Cool a sunburn, fever, hot flashes or inflammation.