This Express tank is so cute and in good pre-owned condition with no holes or stains. This is one piece, the tank is attached to the sheer overlay. The back is a T-back with spaghetti straps. The front neckline drapes. Size small. (EC02) Measurements are approximately 21" top to bottom, 18.5" pit to bottom, 12" arm to arm across the chest and 16" across the bottom.