Can this product be microwaved?

To comfort pain or stimulate the senses: Place in microwave for 1 to 2 minutes. NOTE: Test microwave’s heating power to avoid damage from overheating. To help reduce inflammation, relieve tension or stress: place in towel, then in the refrigerator for 5 to 15 minutes or until desired coolness. Remove, lie down, and place pillow under neck for 10 to 15 minutes or desired time. Relax and breathe deeply. If desired, you can place a thin cloth in between skin and fabric during use.