Paint Mediums & Additives

Winsor & Newton Professional Acrylic Slow Drying Medium is an additive that doubles working time without altering dried colour, letting you blend and manipulate acrylics longer. This slow drying medium is formulated for Winsor & Newton Professional Acrylics to extend open time while preserving...

Nicpro Pouring Medium is a 33.8oz (1000ml) non-toxic acrylic medium that thins paint, boosts flow, and produces clear, crack-resistant pours for fluid art projects. If you create acrylic pours, cells, or fluid art experiments, the right medium makes the difference between muddy, brittle layers...

BALTIC DAY Bloody Red Epoxy Resin Pigment Paste XL is a highly concentrated, opaque red colouring paste formulated specifically to tint epoxy resin for dramatic, long‑lasting colour results. Whether you make river tables, tumblers, jewellery, coasters, or mixed-media pieces, this large 191 g (6.7...

PHOENIX Fast Drying Oil Medium is an alkyd-based painting medium that speeds oil paint drying, improves flow and gloss, and resists yellowing. This 8.5 fl oz (250 ml) bottle contains a premium alkyd resin formula designed for artists who want quicker tack-free times without...

Eye Candy Suiko Blue is a highly concentrated epoxy resin pigment paste that delivers vivid, consistent blue colour with minimal product per use. Designed for resin artists, woodworkers, and craft makers, this Suiko Blue pigment paste from Eye Candy arrives ready to mix straight...

Winsor & Newton Gum Arabic is a pale liquid medium that refines watercolour flow, increases gloss and transparency, and slows drying for better control. Artists use Gum Arabic to modify watercolour behavior: it reduces feathering, heightens colour brilliance, and preserves luminosity in thin washes....

Liquitex Professional Fluid Medium (237 ml, Gloss) is a clear, glossy acrylic medium that increases flow, transparency, and surface sheen when mixed with professional acrylic colours. This gloss fluid medium from Liquitex is formulated for artists who need a dependable way to alter paint...

Eye Candy Pigment Paste Red Tide is a concentrated, non-metallic red epoxy pigment paste designed to tint resin, epoxy, and mixed-media projects with vivid, customisable colour using just a small amount per batch. Designed for artisans, hobbyists, and woodworkers who want a reliable, rich...

Liquitex Professional Slow-Dri Blending Medium (237 ml) is a fluid acrylic medium formulated to extend drying time up to 40% while increasing flow, transparency, and film flexibility for cleaner blends. This fluid medium from Liquitex is designed for artists who want more open working...

Liquitex Palette Wetting Spray is a fluid acrylic resin in a 237ml spray bottle that slows acrylic paint drying on the palette so colours stay workable longer. Designed for painters who mix and reuse colours across sessions, this fluid medium helps prevent paint from...

Gilders Paste GP-RG27 Baroque Art Rich Gold is a concentrated metallic wax paste that adds permanent, non-tarnishing gold finish to frames, furniture, crafts and more. This richly pigmented wax paste blends metallic and organic pigments with a soft wax base to create a durable,...

GOLDEN Absorbent Ground is a fluid acrylic surfacing medium that dries to a porous, paper-like ground to create stainable, absorbent surfaces for acrylics, oils and mixed media. This 8 fl. oz. jar of white Absorbent Ground from GOLDEN prepares canvases and panels so they...

GOLDEN Heavy Gel Matte is a thick, matte acrylic medium that builds sculptural texture, extends paint, and dries to a low-sheen, wax-like finish. Designed for professional artists and serious hobbyists, this 8 fl. oz. jar of GOLDEN Heavy Gel Matte blends with acrylic colour...

M. Graham 4-Ounce Walnut/Alkyd Medium is a walnut-oil-based painting medium blended with alkyd to speed drying, improve flow, and minimize yellowing while keeping layers flexible. This medium pairs the handling and archival benefits of walnut oil with the reliable, even drying properties of alkyd...

Grumbacher Res-n-Gel is a transparent, quick-drying synthetic resin gel that extends oil colour, preserves brushwork, and increases luminosity while maintaining paint body. Res-n-Gel is a ready-to-use gel medium formulated to modify oil paints without thinning them out. Made from a full-strength synthetic resin, it...

GOLDEN Extra Coarse Pumice Gel is an acrylic texture medium that dries to an opaque, grey, concrete‑like surface ideal for bold, sculptural effects. This 8 fl. oz. jar of Extra Coarse Pumice Gel provides a thick, abrasive paste designed to build pronounced textures and...

GOLDEN Coarse Pumice Gel is an acrylic texturing medium that dries to an opaque, grey, porous surface ideal for sculptural, concrete-like textures and mixed-media adhesion. This 8 fl. oz. jar of GOLDEN Coarse Pumice Gel is formulated to build pronounced texture and body when...

Creative Mark Flo Expressions are squeezable detailing bottles designed to dispense precise lines, dots, and accents in a wide range of art media. These six 30ml (1 oz) bottles from Creative Mark give artists exact control over flow and line width for watercolours, acrylics,...

Eye Candy Raimu Green Neon Pigment Paste is a highly concentrated neon green epoxy colour paste designed to deliver bright, uniform colour in resin, tumblers, pen blanks and other DIY projects. This 2 oz jar contains a thick, ready-to-use neon pigment paste formulated to...

GOLDEN QoR Artist Watercolours Watercolour Ground is an 8 fl. oz. jar that creates an absorbent, flexible surface so you can use watercolours on canvas, panel, or textured supports. QoR Watercolour Ground uses GOLDEN's high-quality formulation to turn non-absorbent surfaces into watercolour-ready grounds while...