All Saints black draped silky sleeveless dress size 10

Stunning drapery throughout and geometric pattern at back where zip and hook+eye closure is. Two flat thin fabric straps - not adjustable. Cannot find the material tag but it has a soft silky feel with some stretch/bounce. Satin type of shine to fabric too. Lined with interior elastic band around chest area. One small pull but hardly noticeable from draping. Size 10 US.