Soma's award winning smart bra This exclusive measuring bra is designed for fit purposes only Order somainnofit and download the app. Put on the measuring bra over your best fitting bra and follow the easy instructions. Once you press "measure" the app will do the work for you in seconds to provide your exact measurements and a curated collection. Of soma bras based on your fit. Material: 89% nylon, 9% spandex, 2% polypropylene. Pre-owned Excellent condition Ikbag3