EVA+TPE Made: Made of EVA and TPE material, our product is featured with softness, elasticity, providing strong support and ensures a comfortable using experience. Massage Granule: Design with 109 massage nubs, our product gives you the most comfortable touch and functioned as a great pain reliever. Humanized Angle: 26 angles design makes it suitable for human back waist curve, and enhances maximum massage effect. Heavy Load-bearing: Durable and can hold 100kg capacity, this stretcher is not easy to break and designed to last. Wide Application: Do not just use this pad as an after exercise stretcher, also use it in your daily life With its special design, it will easily fit as a seat cushion and protect you back while you work. Specification: Color: multi-color. Material: PE. Size: Approx 31*25*10.5cm/12.20*9.84*4.13inch. Note: There might be a few color distortions due to different resolutions. There might be a slight error due to different hand measurements. Package Includes: Back Neck Stretcher 1pcs When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it