Feature: 1. Ease Muscle Discomfort: Through stretching exercises, you can release muscle tension in the shoulders, chest, hips, back, and other areas, and relieve back and shoulder discomfort. 2. Comfortable Support: Made from high-density eco-friendly EPP with thick foam padding, it provides a soft and comfortable surface for your back and waist. 3. Wider Design: Helps improve balance during yoga poses. Ideal for deep stretches and supports neck, spine, and shoulder alignment for deeper yoga movements. 4. Durable & Safe: The back stretcher features a waterproof and sweat-resistant surface, is easy to clean, and offers enhanced slip resistance for safe use. 5. Yoga Practice: Enhances yoga postures, improves muscle and spine flexibility, and supports safe execution of more challenging movements and poses. Specification: Item Type: Back Stretcher Material: EPP Diameter: Approx. 20cm / 7.9in Package List: 1 x Back Stretcher (5 Accessories in total)