Model in a Bottle is suppose to lock in your make-up in a matte finish without the need for touchups. It is sold with the promise that it holds foundation and eye make-up in place all day. 

My experience was that it did look nice and make a nice matte finish after being sprayed on my face but I saw no lasting effects.  I wear concealer, foundation and powder all from a big name Department store label and saw no more lasting effects with this then without it. 

Also be careful spraying it around the eyes with mascara on as it will make some mascaras run.  This product, as advertised,  does...