They read the envelope

"Welcome Esther and Jennifer Jones, to the Escape Room. Today you will have multiple rooms you will need to get through to get out of here. Each room has a assignment you need to complete before you can go to the next room"

Esther reads on...

"In front of you is a scale. The assignment here is to make the scale read out to exactly 3 kg. Which will mean you will have to take off some of your clothes and make it exactly that weight."

The girls look in shock and don't know what to do...