About this item

• ABS environmental protection material, odorless, durable, corrosion-resistant, easy to clean and not deformed.
• Help make your muscles more sensitive during exercise, help you stretch correctly and reduce the chance of injury.
• It also helps restore X-shaped legs, O-shaped legs, and relieve plantar fasciitis, Achilles tendon injuries, calf strains and other ankle pains.
• Concave and convex surface can prevent slipping. Portable and easy to assemble, it can be used immediately.
• Suitable for home, office, travel and indoor and outdoor sports.