Mothers en Vogue Women's Maternity Myo Waist Shaper Compression Top, Black 70% Nylon/25% Rayon from Bamboo/5% Spandex Imported Machine Wash Compression is suitably applied to only where it's required the abdominal section, without exerting undue pressure on other areas of the body or ligaments Compression fabric is warp knitted, using multiple fine quality yarns to give superior shape and mold performance Fine cotton jersey lines the compression band so skin contact is as comfortable as possible Can be worn for nursing with sleeve access