Storia Rainbow Striped Tie Shoulder Midi Dress - New with tags. It is supposed to have a belt tie that is missing

Tie shoulders - Adjustable
Lined
Shown on an XS/S mannequin

Measurements are done lying flat with no stretching and are approximate - 
Chest (underarm-underarm) 20 1/2"
Length 40 1/2" from top where strap attaches to bottom