Contestants generally wear white or light-colored T-shirts without bras.  Water is then sprayed or poured onto the participants' chests, causing their T-shirts to turn translucent and cling to their breasts.

Come join my private party. Sensual, delightful and hot!  Just the two of us.  Or my girlfriend Abigail can join us to make three.

**A big heads up.  I will no longer be seeing gentleman after Christmas.