TRAINING STICK YOGA STRETCHING THE BACK Specification: Material: steel pipe, foam. Size: Foam: Approx. 810mm/31.88 inch; length: Approx. 295mm/11.61in. There may be several color distortions due to different computer resolutions. There may be a slight error due to different hand measurements. Package includes: 1 piece. Yoga training stick. Function: FUNCTION: Improves flexibility, stability and strength and improves athletic performance, reduces injuries and accelerates recovery. POSITION IMPROVEMENT: This yoga stick allows you to achieve positions and ranges of motion that are normally unattainable during yoga practice, dance classes, sports activities or exercise. BODY POSTURE: This yoga stick can help you open your arms, improve your hump, improve your body and posture, provide a more beautiful back line and exercise your neck. MATERIAL: This product is made of steel tube and soft foam, it is smooth surface, has very high pressure resistance, clean texture, safe and environmentally friendly. PROPHYLAXIS: Long-term abnormal sitting posture promotes spinal injury, the poles will allow you to stretch muscles that have adopted abnormal patterns.