1. Made of high-quality materials, durable, high hardness, and high environmental protection. Adjustable thickness design, free and manual adjustment of resistance to meet different needs.
2. Use thick carbon steel as resistance core, high elasticity and long service life. The pelvic muscles and correct the water basin to produce sexy leg lines.
3. Activate the hip group in a short time, correct the sink and fix the buttocks through muscle strength.
4. Suitable for recovery after birth, sitting people, flat buttocks and proud thighs.