Correct VPS Putty is an easy-to-mix, non-oily, heavy viscosity dental putty with a high-end hardness to resist distortion. This putty provides maximum hydraulic drive of the light body materials.  Easy to mix.  Heavy viscosity.  Resists distortion. For Taking Impressions Of Inlays, Crowns & Bridges, Orthodontic Appliances, Precision Attachments And Veneers.