BUMPSUIT Rib Maternity Unitard in Brown. - size L (also in XL) BUMPSUIT Rib Maternity Unitard in Brown. - size L (also in XL) 85% viscose 15% spandex. Made in China. Machine wash. Pull-on styling with elastic waistband. Stretch ribbed knit fabric. Bumpsuit material is made to gently stretch with the body through the stages of pregnancy. We recommend ordering Bumpsuit in your regular size.. BUMR-WC9. BSRUNBRO. Shop the latest in fashion from BUMPSUIT