Yijun White A-line Gown Petticoat Slip Crinoline Underskirt Waistband is elastic, could cover approx. 65cm~90cm / 25"~35" One thin steel hoop at the bottom. It is removeable and adjustable. Fits US size 2-12 / XS-L Circumference of bottom hoop: about 235cm/92" Material: one layer of Nylon lining