Product Advantages The concave and convex support belt reduces the pressure on the lumbar spine and back of pregnant women, reduces vibration during activities, and stabilizes the fetal position. The inner band should be stuck around the lower abdomen, with enough space to stick upward; the outer band should protect the waist, pull the Velcro on both sides to adhere it to the inner band. ADJUSTABLE FEATURES Breathable Comfort Belt for Pregnant Women - Don't worry about the sweat, friction, and unbearable pressure that most belly bands cause. Our pregnancy support lumbar keeps you cool, comfortable and fully mobile, and is easily adjustable. 76% polyester, 24% elastane [Wash method] Hand wash, do not machine wash, do not spin dry [Care method] When removed and not in use, lay it flat by hand to fasten: Hook and loop product portfolio features inlaid Panel elasticated back support with further support straps at the back. Composed of three parts, stable triangular structure, adjustable range. Suitable for people: Suitable before and after pregnancy. Belly support belt for pregnant women is mainly used to help pregnant women support their abdomen. It helps people who feel their belly is bigger and need to support it with their hands when walking, especially if the ligaments connecting the pelvis are loose. For pregnant women with pain, abdominal support belts can support the back.Product size: 100-130CM xl