Thank you for your interest in our Piriformis Stretcher product. We are a business selling on Amazon and are dedicated to providing high-quality health/personal care products to help people alleviate pain and improve their quality of life. If you have any questions or suggestions about our Piriformis Stretcher, or you would like to learn more about our products and services, please do not hesitate to contact us. Our professional team will respond to your email as soon as possible and provide as much assistance as possible. We look forward to staying in touch with you and will continuously strive to improve the quality of our products and services to provide you with a better experience.