Comfortable Material:This 74317 Hot Tub Spa Head Rest Pillows has a soft texture and has been processed with special technology to provide comfortable neck support and a great relaxing bathtub spa experience Compatibility:This 74317 pillow fits Hot Spring spa models from mid 2007 to 2013 Superb Craftsmanship:This hot tub pillow is designed with a dimpled texture that increases friction for a natural and comfortable fit on the head and neck Long life:This spa pillow is made of high-density foam for excellent comfort and resilience, and maintains its integrity even after prolonged exposure to water or other things High flexibility: The 74317 Hot Tub Head Pillow is highly elastic to adapt to different usage positions and provide good support 74317 Spa Neck Pillow Replacement for Hot Spring Aria hot tub pillow Highlife Series for The mid Year 2007-2013 Hot Tub Spa Head Rest Pillows