:Material:Polyester and Spandex;Color:Beige;L : Length:80 cm Width:23cm Weight : 40~55kgXL : Length:86 cm Width:23cm Weight : 55~65kgXXL :Length:95 cm Width:23cm Weight : 65~80kgQuantity:1PCS;Its elastic,breathable, comfortable and adjustable.Strong sticky magic sticker on the both of sides.High breathability,good water absorption and wont be hot.Not easily deformed wont be fall off.There are 4 holder to hold fixed cartilage with not curled so that they can keep your back straight,comfortable and protect your belly.Perfect for used caesarean mother, after 15 days Postpartum and natural labour mother to use which help effection to wom reovery and lumbar support.Of course in order to keeping perfect body shaping people or office worker and others are useful also,some like aerobic exercise , anaerobic exercise, reducing weight with back support.