1 pair rhinestone bra straps12 inches long6 3/4 inches extension chainAdjustable length using the lobster lock in the backChange up your style and try one of these rhinestone bra straps!! This can make any outfit look more fancy and formal. Just replace your regular bra straps with these ones. You will need to wear the type of bra that has the little hook on the four sides to slide these straps in....