Prada Black sheer slip dress

The straps do not adjust and seems to be altered to a set length. No Zipper. Size 40 Across chest - 17 1/2 in. Across waist - 17 1/2 in. Across hips - 21 in. Shoulder to hem - 52 1/2 in.' Material: 73% Silk 23% Metal Fiber Made in Italy NOTE: This could actually be part of a two piece dress and this is just the underpiece. We just don't know. So on its own its a super sheer sexy dress perfect for photo shoots or for date night under a more covered piece.