Multi Step Ein elbows for greater coverage. Equipped with 88 massage projections, your body corresponds with acupuncture points, massages your lumbar spine stretching your piercing at. You can use it while you sit, help you to massage to correct your posture and your lumbar spine. Helps relieve chronic back pain, Postural Imbalance corrected restore the natural curvature of the back. Improves flexibility on the shoulders and back muscles. Made from high-quality ABS plastic, environmentally friendly, durable and unbreakable, suitable for pressure resistant, compact and portable, you can mount this design in luggage storing. With soft rubber mat in the center, padding Impact Force, your waist a greater protection. Three different levels can be adjusted, provides you a better treatment. Product descriptions Color: blue + black Featrues: To relieve your back pain, improve the posture, you can increase freedom of movement and flexibilityAnd easy to use, adjustable and portable, you can easily wherever you want. This machine has had small size, ultra light weight, and with a multistage back expanded device which can help you to relax and to relieve your back pain, the by upright muscles, excessive flexion and bad aligns the spine. You can simply lie down and relax your twice daily for 5 minutes.This item comes recommended by doctors, chiropractors and professional athletes and used. The back massager was created to allow your back to stretching easy to take with you wherever you're going, and safe, comfortable and soft. Preventive care for your spine, simply at home treatment for spinal problems to use. An intimate gift to share with family / friends. Specifications: Name: Lumbar Massager stretcher Material: ABS plastic + rubber Color: Black + Purple, Blue + Black, White + Blue, Black + Green (Optional) Height of three levels: 70 mm - 90 mm, 110 mm SOCKET LENGTH: 385 / 15.16in The highest Acceptable Weight: 250000G / 551.16lb Package size: 400 * 250 * 30mm / 15.75 * 9.84 * 1.18in Package weight: 540 g / 7.5 oz Package list: 1 * Curved Board