Filled with the best natural herbs, these neck pillows release ultra-comfortable soft fragrance, aromatic, while providing soothing warmth. Heat therapy can be used to help relieve muscle tension, stress, headaches, arthritis pain, or simply provide relaxation at the end of the day. To use, microwave the whole animal pillow in one minute intervals until the desired temperature. The choice of pillow design makes this a great gift for your favorite animal lover or anyone who needs natural pain relief. Each pillow measures approximately 14” x 4”. Outer layers of animals can be removed and are machine washable.