NWT Size 3X Color Ash Rivaling the LBD, this season's must-have SKIMS' dress comes in dark ash-gray. It's inspired by the classic tank and cut from stretch-cotton. It has undergone a special treatment process to achieve the shade, so the brand recommends washing it separately until no color is released. Fits true to size, however those who are between sizes should take the smaller size Cut for a close fit Mid-weight, stretchy fabric Model is 177cm/ 5'10" and is wearing a size XSmall Ash stretch-cotton Slips on 93% cotton, 7% spandex Machine wash