Dear Sir/Madam,We are one of a professional manufacturer and exporter of waist cushion based in Korea.Our miyo waist cushion can be used along with chairs,sofa and car seat that make your seated so comfortable.Our cushion is developed for the person who seats their chair for a long time and this waist cushion enables to seat without pain due to their functional backrest cushion. Our product is manufactured with air mesh clothes along with high elasticity foaming urethane sponge. and it can be fixed tightly in any chairs by their baside of rubber band and buckles.Kindly check the features of our waist cushion as follows:(1)air mesh and high elasticity foaming urethane sponge, environment friendly.(2)Washable by hand or machine, keep cleaning.(3)Shapen can last for long time with constant elastic, high flexible and good ventilation.(5)Beautiful appearance and fashionable.(6)Three colors available such as black,blue and pink.Please feel free to contact us if you interested in it so that we can send full information.