Soft Foam Advanced PU material: soft PU self-skinning, non-toxic and odorless, Size: 34*23*19cm. The support height is about 3inch . As gift idea:treat yourself well and relieve physical pain. More comfortable: Compared with the traditional acupuncture lumbar traction board, the PU self-skinning material lumbar traction board is more comfortable,For novices and sensitive people who are afraid of acupuncture, this is a more suitable choice! Human lumbar spine physiological curve design: The lumbar spine physiological range is 26, and the "C shape" design conforms to the human lumbar spine physiological curve! Multifunctional design: In addition to lumbar traction, it can be used as a sofa or seat cushion everyday! Relieve Back Pain and Posture Improvement: Lumbar traction can effectively alleviate the problem of lumbar pain caused in daily life, such as: sedentary white-collar workers who lack exercise, long-distance driving, etc. and correct sitting posture, long-term adherence Daily 10-15 minutes, after 3 months! Effectively relieve the relief of sciatica, slipped disk and bulging disc.