[Effective Best Gift] - Made of fine quality ABS plastic, pressure resistant, compact and portable design can nicely put into the luggage. The back massager is designed to stretching your back, easily, safely, affortable and enjoyable. This machinewas small, lightwieght, equiped with multi-level back stetching devise, which can help you to relax and instantly relieve back pain due to tight muscles, excessive flexion, and poor spinal alignment. An intimate gift for family and friends. [88 Massage Protrusions] - Equiped with 88 massage protrusions, corresponds your body acupuncture points, massages your lumbar spine while stretching - help to relieve chronic back pain. [3 Different Levels] - Three different levels can be adjusted, provides you better massage. You can just lie down and relax for five minutes twice a day. Ease back pain, improve posture, increase range of motion and flexibility. You can use it while sitting,help you to correcting your sitting posture and massage your lumbar spine. Improves flexibility in shoulder and back muscles. [Soft Rubber Multi-level Adjustment Arch] - With soft rubber mat in the middle, cushion impact force, give your waist better protection. Multi-level adjustment arch for greater reach. Simple and user friendly, adjustable and portable, you can useanywhere you want. [Helps relieve back pain and correct posture] Preventive care for the lower back and posture. Daily activities involving prolonged use on the computer, sitting all day, or physical activities can lead to imbalances in the spine and posture. The rear stretcher and lumbar support are designed to help correct and improve posture. [Specifications] NOTE: INSTRUCTIONS (CHINESE) Name: Lumbar Spine Massager Stretcher Material: ABS plastic + rubber Color: white + blue Heights of three levels: 70mm / 2.76in, 90mm / 3.54in, 110mm / 4.33in Pedestal length: 385mm / 15.16in Highest acceptable weight: 250000g / 551.16lb Package size: 400 * 250 * 30mm / 15.75 * 9.84 * 1.18in Package weight: 550g / 1.21lb Package list: 1 * Pedestal + 1 * Arched board + 1 * Waist Support Belt