A full strength, synthetic resin gel medium, Res-n-gel is transparent, viscous and ready-to-use. Ideal for impasto, opaque and glazing effects, it extends oil colors while maintaining body. When mixed with oil paints, colors will become more luminous and brilliant while accelerating dry time. Res-n-gel has a buttery texture and will retain brush strokes and fine detail. Conforms to ASTM D 4236 and is non-toxic. Made in USA.