Dress: Slit Sleeve Knit Dress by Alexander Wang
Isabelle Lightwood (played by Emeraude Toubia ) on Shadowhunters on Freeform was spotted wearing this black knit dress with cutouts on Shadowhunters on episode 'Those of Demon Blood' (2x13) in Jun 2017. Isabelle's Dress is the Slit Sleeve Knit Dress by Alexander Wang.