Crinoline Petticoat Slip What kind of petticoats don’t pop up when you sit? Would this: http://cgi.ebay.com/3-HOOP-FLOWER-GIRL-CRINOLINE-PETTICOAT-SLIP-SKIRT-L-23_W0QQitemZ180295455882QQihZ008QQcategoryZ105469QQtcZphotoQQcmdZViewItemQQ_trksidZp1713.m153.l1262 pop up? Yes. its a hoop skirt, with bendy, elasticy type metal bits. A bit like pop-up tents Look for an ‘underskirt’ instead. Which is all ruffled fabric, just rather alot of it… Crinoline Petticoat Slip