Tri-Art Gel Medium in semi-gloss finish delivers professional-grade transparency and workability for acrylic painters seeking versatile texture control. This 500ml bottle extends paint volume while maintaining color intensity, allowing you to build dimensional surfaces, create glazing effects, and experiment with impasto techniques without compromising adhesion or durability. The semi-gloss sheen balances luminosity with subtle matte undertones, making it ideal for mixed-media work, layering, and detailed applications. Trusted by instructors and serious students alike, Tri-Art's formulation ensures consistent results across various painting styles and surfaces.