Sunniiee Yoga Stick 2Pcs Stretch Stick Back Corrector Multipurpose for Fitness Girls

Comfortable Surface: Made of solid wood, smooth surface without hurting hands, fine grinding without burrs, manual polishing process, comfortable and smooth touch. Size: Diameter 2cm, Length (19.7in / 50cm), (23.6in / 60cm), (27.5in / 70cm), (31.5in / 80cm), (35.4in / 90cm), 5 sizes for you to choose according to your needs. How to Use: First twist the rocker in pairs, then put the rocker into the button to fix it, and finally put the rocker behind you to slowly tighten your head and keep it tight. Application: This set of yoga sticks can be used to correct hunchback, help yoga practice and physical training, correct bad body postures. Multipurpose: Yoga assistance, suitable for shoulders, back and legs, for shoulder opening, breast expansion, massage, etc.