Our one-size-fits-most silk bra adapts you better than ever - you may never need to worry about sizing again! Soft, breathable, moisture-wicking fabric for all-day-long comfort. The silk material is blended with spandex, providing you with maximum freedom to move your body. This bra fits almost any size as a one-size design, and it is best suited for anyone who wears a traditional band between 31.5-40” and an A-D cup.