PS Per Seption sexy little black backless dress size medium/small

Sexy vintage 90s little black dress by PS Per Seption. Backless, halter, criss cross ties in back that can be tightened as desired. Stretchy, bodycon. Feel like Posh Spice in this dress! Measurements in photo but runs 16.5" pit to pit, 13.5" waist, and approx 27" in length pit to hem. Very good used condition! No blemishes, tears, or flaws. Size and care instructions label is faded. Color: Black Size: missing size info (label is faded) but it should be a medium or small. From a smoke free, pet free home. Bundle and save!