How can I look skinny in a dress fast?

Darker colours will make you look instantly slimmer, whilst lighter or shiny colours/fabrics will highlight problem areas. So, if you have a wider waist, wear a brown or black belt. If you want to play down a large chest, avoid wearing a silver blouse.

How can I look thinner overnight?

SOAK IN EPSOM SALTS. NIX THE GUM. CONSIDER A SUPPLEMENT. DRINK TO DEBLOAT. CAFFEINATE YOUR BODY. ENHANCE YOUR BONE STRUCTURE. BOOK AN AIRBRUSH TAN.

What color dress makes you look the skinniest?

Darker shades of colors like blue, purple and brown can also help to hide flaws and create a slimming illusion. On the other hand, lighter colors, like white and khaki, can add pounds and give the illusion of a larger frame.