MMRM Bubble Bra Washer Wash Outer Inner Laundry Washing Ball for Delicate Bras Introducing Bubble bra the best way to washing your bra Bubble bra is a unique patent-ending device that will protect Padded bras in the washing machine Its two-shell design is made of strong smooth plastic that supports the cups to keep them from getting damaged in the washing machine Material: Plastic Size: Big Ball about 16cm*14cm, small Ball about 12cm*10cm