Michael Harding's Oleo Impasto Medium (PM7) is a gel made from fumed silica and linseed oil which imparts great luminosity, particularly with transparent colours. You can add it with a brush or knife to achieve extra body.

It has an average drying speed and increases the transparency of oil colours. Pigment can be added and ground to make your own oil paints. It has a pleasant linseed oil smell and is available in 3 sizes: 100ml, 250ml and 1000ml.

This is a 250ml container of Michael Harding's Oleo Impasto Medium.