This is a black sports bra from Old Navy, size XL, with a racerback strap and pullover closure. 

It is made of a knit fabric blend of polyester, nylon, and spandex, and has a wireless underwire type with low support level. 

The bra features removable pads, adjustable straps, and is machine washable. 

It is designed for activewear and has a sleek and comfortable style.