laundering device employing a rigid ring 20 for limiting torsional motion of the device during laundering and the external forces associated therewith is designated generally by numeral 10 the present description is directed primarily to brassieres having underwire stays however the laundering device 10 can readily be adapted and or used with other clothing items that would benefit from a sturdy or rigid laundering compartment in the present embodiment the laundering device 10 includes a covering 28 having an upper surface 30 and a lower surface 32 upper and lower surfaces 30 32 are preferably fabricated from a water permeable material 40 which allows water and detergent to pass through the laundering device 10 during laundering as shown the water permeable membrane 40 is a netting material that is joined along a seam 42 to a solid material 44 which wraps around the rigid ring 20 it should be noted that other configurations of material might be used for covering 28 which would accomplish the same function of forming a water permeable pouch for accommodating brassieres for example the covering 28 may be fabricated entirely from a netting material in addition a portion or all of the covering 28 may be elastic in nature in these and other configurations the rigid ring 20 may be permanently or removably fixed within or to the laundering device 10 in operation one or more brassieres not shown are inserted into the laundering device 10 through the upper surface 30 via an opening 50 in the present embodiment the opening 50 is formed using a zipper 52.