Skip to content
Buy 3 Jo Sonja's Acrylic 75ml Paints, get a 4th FREE | Ends 23.05.22
Buy 3 Jo Sonja's Acrylic 75ml Paints, get a 4th FREE | Ends 23.05.22

Acrylic Mediums

Discover a whole new world of Acrylic Mediums with ArtStore Online.

Browse through our extensive range of Acrylic Mediums. Whether you are an avid painter, illustrator or a complete beginner, we will strive to help you with whatever you're after!

At ArtStore Online, we strive to bring you the best Acrylic Medium brands available, and have a wide range of art & craft supplies from trusted and respected brands from around the world, including Art Spectrum, ArtResinAtelierChromaChromacrylDerivanGamblin, GoldenJacquardJo SonjaLangridgeLiquitexMatissePebeoWinsor & Newton and more!
       

  • Golden GAC 500 (Extends Fluid Acrylics) - ArtStore Online
    Sold out
    Original price $26.15 - Original price $147.00
    Original price
    $26.15 - $147.00
    $26.15 - $147.00
    Current price $26.15

    Golden GAC 500 (Extends Fluid Acrylics)

    GAC 500 Golden Extends Fluid Acrylics for a unique balance of film hardness and flexibility offering increased leveling, increased mar resistance a...

    View full details
    Original price $26.15 - Original price $147.00
    Original price
    $26.15 - $147.00
    $26.15 - $147.00
    Current price $26.15
    Sold out
  • Golden Heavy Gel Medium (Semi Gloss) - ArtStore Online
    Sold out
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95

    Golden Heavy Gel Medium (Semi Gloss)

    Golden Heavy Gel is available in Gloss, Matte or Semi-Gloss this product is a thicker consistency than Golden Heavy Body Acrylic colours. Blend wit...

    View full details
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95
    Sold out
  • Jo Sonja Polyurethane Waterbased Matte Varnish - ArtStore Online
    Original price $17.50 - Original price $56.95
    Original price
    $17.50 - $56.95
    $17.50 - $56.95
    Current price $17.50

    Jo Sonja Polyurethane Waterbased Varnish (Matte)

    Polyurethane provides the toughest finish available. The three types of finishes available are Matte, Satin and Gloss. All varnishes have excellen...

    View full details
    Original price $17.50 - Original price $56.95
    Original price
    $17.50 - $56.95
    $17.50 - $56.95
    Current price $17.50
  • Matisse Artist Polymer Varnish Gloss, Satin or Matt (Waterbased) - ArtStore Online
    Original price $17.40 - Original price $55.75
    Original price
    $17.40 - $55.75
    $17.40 - $55.75
    Current price $17.40

    Matisse Artist Polymer Varnish (Matte)

    Matisse Artist Polymer Varnish (Matte) MM6 serves both as a matte finishing varnish and as a glossy satin additive to the paint. Mixed with Acrylic...

    View full details
    Original price $17.40 - Original price $55.75
    Original price
    $17.40 - $55.75
    $17.40 - $55.75
    Current price $17.40
  • Liquitex Matte Medium - ArtStore Online
    Original price $20.25 - Original price $199.00
    Original price
    $20.25 - $199.00
    $20.25 - $199.00
    Current price $20.25

    Liquitex Matte Medium

    Matte Medium increases fluidity and reduces sheen. Fluid Painting Medium Texture: Fluid Sheen: Matte Relative Opacity: Transparent Creates a ...

    View full details
    Original price $20.25 - Original price $199.00
    Original price
    $20.25 - $199.00
    $20.25 - $199.00
    Current price $20.25
  • Liquitex Flow Aid 118ml - ArtStore Online
    Original price $20.25 - Original price $20.25
    Original price
    $20.25
    $20.25 - $20.25
    Current price $20.25

    Liquitex Flow Aid 118ml

    Flow Aid additive that improves acrylic paint flow Effects Painting Additive Texture: Fluid Sheen: Satin Relative Opacity: Transparent Use i...

    View full details
    Original price $20.25 - Original price $20.25
    Original price
    $20.25
    $20.25 - $20.25
    Current price $20.25
  • Golden Light Molding Paste - ArtStore Online
    Sold out
    Original price $26.15 - Original price $147.00
    Original price
    $26.15 - $147.00
    $26.15 - $147.00
    Current price $26.15

    Golden Light Molding Paste

    Golden Light Molding Paste - Over 50% lighter than GOLDEN Molding Paste. This dramatic weight reduction is beneficial in creating large artworks an...

    View full details
    Original price $26.15 - Original price $147.00
    Original price
    $26.15 - $147.00
    $26.15 - $147.00
    Current price $26.15
    Sold out
  • Langridge Rust Base - ArtStore Online
    Original price $34.95 - Original price $57.15
    Original price
    $34.95 - $57.15
    $34.95 - $57.15
    Current price $34.95

    Langridge Rust Base

    Langridge Rust BaseRust Base creates genuine real red/orange rust finishes on any surface. Easy to use iron based paint used with Patina Activator ...

    View full details
    Original price $34.95 - Original price $57.15
    Original price
    $34.95 - $57.15
    $34.95 - $57.15
    Current price $34.95
  • Golden Acrylic Ground for Pastels - ArtStore Online
    Original price $27.15 - Original price $189.00
    Original price
    $27.15 - $189.00
    $27.15 - $189.00
    Current price $27.15

    Golden Acrylic Ground for Pastels

    Golden Acrylic Ground for Pastels is a 100% acrylic medium designed to prepare surfaces for the application of pastels, charcoal and other art medi...

    View full details
    Original price $27.15 - Original price $189.00
    Original price
    $27.15 - $189.00
    $27.15 - $189.00
    Current price $27.15
  • Golden Self Leveling Clear Gel - ArtStore Online
    Sold out
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95

    Golden Self Leveling Clear Gel

    Golden Self Leveling Clear Gel is designed to produce an even film with excellent clarity. The gel has a unique resinous, stringy consistency resul...

    View full details
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95
    Sold out
  • Langridge Virdigris Base - ArtStore Online
    Original price $34.15 - Original price $57.15
    Original price
    $34.15 - $57.15
    $34.15 - $57.15
    Current price $34.15

    Langridge Virdigris Base

    Verdigris Base creates genuine verdigris finishes on any surface. Now rivalling Rust Base in popularity, this copper-based paint can be applied to ...

    View full details
    Original price $34.15 - Original price $57.15
    Original price
    $34.15 - $57.15
    $34.15 - $57.15
    Current price $34.15
  • Matisse Artist Varnish Gloss or Matt  (Turpsbased) - ArtStore Online
    Original price $20.95 - Original price $35.50
    Original price
    $20.95 - $35.50
    $20.95 - $35.50
    Current price $20.95

    Matisse Artist (Turps based) Finish Varnish (Matte)

    (Mineral Turpentine-Based Acrylic Resin) This varnish produces a hard non-yellowing, protective coating similar in appearance to Damar. MM14 Gloss ...

    View full details
    Original price $20.95 - Original price $35.50
    Original price
    $20.95 - $35.50
    $20.95 - $35.50
    Current price $20.95
  • Golden Artist Acrylic Heavy Bodied MICA FLAKES & IRON OXIDE  236ml - ArtStore Online
    Original price $46.15 - Original price $59.95
    Original price
    $46.15 - $59.95
    $46.15 - $59.95
    Current price $46.15

    Golden Heavy Body Acrylic Paints 237ml (Mica Flakes & Iron Oxide)

    The original line of Golden Artist Acrylics is known for its exceptionally smooth, thick buttery consistency. It contains the largest assortment of...

    View full details
    Original price $46.15 - Original price $59.95
    Original price
    $46.15 - $59.95
    $46.15 - $59.95
    Current price $46.15
  • Jo Sonja 250ml Clear Glaze Medium - ArtStore Online
    Original price $12.25 - Original price $12.25
    Original price
    $12.25
    $12.25 - $12.25
    Current price $12.25

    Jo Sonja 250ml Clear Glaze Medium

    Jo Sonja's Clear Glaze Medium may be mixed with any Jo Sonja colour to create clear glazes or wood stains. It may also be used undiluted as a ligh...

    View full details
    Original price $12.25 - Original price $12.25
    Original price
    $12.25
    $12.25 - $12.25
    Current price $12.25
  • Matisse Artist Acrylic Painting Medium - ArtStore Online
    Original price $15.95 - Original price $48.95
    Original price
    $15.95 - $48.95
    $15.95 - $48.95
    Current price $15.95

    Matisse Artist Acrylic Painting Medium

    MM9 Acrylic Painting Medium is a pure acrylic binder used in formulating Matisse Colours and acts as the principal paint 'dilutant' when not using ...

    View full details
    Original price $15.95 - Original price $48.95
    Original price
    $15.95 - $48.95
    $15.95 - $48.95
    Current price $15.95
  • Matisse Artist Self Levelling Medium - ArtStore Online
    Original price $17.40 - Original price $177.00
    Original price
    $17.40 - $177.00
    $17.40 - $177.00
    Current price $17.40

    Matisse Artist Self Levelling Medium

    Additive that creates smooth, glossy finishes with minimal surface texture. MM37 Matisse Self Leveling Medium is a clear product that when applied ...

    View full details
    Original price $17.40 - Original price $177.00
    Original price
    $17.40 - $177.00
    $17.40 - $177.00
    Current price $17.40
  • Golden Black Gesso - ArtStore Online
    Original price $29.95 - Original price $198.00
    Original price
    $29.95 - $198.00
    $29.95 - $198.00
    Current price $29.95

    Golden Black Gesso

    Golden Gesso is a flexible, ready-to-use ground that prepares the surface of a substrate to accept paints and provides tooth to promote paint adhes...

    View full details
    Original price $29.95 - Original price $198.00
    Original price
    $29.95 - $198.00
    $29.95 - $198.00
    Current price $29.95
  • Matisse Artist Matt Gel Medium - ArtStore Online
    Original price $16.95 - Original price $177.00
    Original price
    $16.95 - $177.00
    $16.95 - $177.00
    Current price $16.95

    Matisse Artist Matt Gel Medium

    Artists who prefer a matt finish will love the new Matisse Matt Gel Medium. Matisses' original Gel Medium is a long-time favourite of artists and c...

    View full details
    Original price $16.95 - Original price $177.00
    Original price
    $16.95 - $177.00
    $16.95 - $177.00
    Current price $16.95
  • Jo Sonja 250ml White Gesso - ArtStore Online
    Original price $9.95 - Original price $9.95
    Original price
    $9.95
    $9.95 - $9.95
    Current price $9.95

    Jo Sonja 250ml White Gesso

    Jo Sonja's Gesso "Grounds" are products used to prepare a surface for acrylic and/or oil painting. Good preparation will not only ensure good pain...

    View full details
    Original price $9.95 - Original price $9.95
    Original price
    $9.95
    $9.95 - $9.95
    Current price $9.95
  • Jo Sonja 250ml Textile Medium - ArtStore Online
    Original price $13.45 - Original price $13.45
    Original price
    $13.45
    $13.45 - $13.45
    Current price $13.45

    Jo Sonja 250ml Textile Medium

    Jo Sonja's Textile Medium: A water based acrylic medium used to convert Jo Sonja's Artists' Colours into fabric paints, which become permanent whe...

    View full details
    Original price $13.45 - Original price $13.45
    Original price
    $13.45
    $13.45 - $13.45
    Current price $13.45
  • Atelier Fast Medium/Fixer 250ml - ArtStore Online
    Original price $14.95 - Original price $14.95
    Original price
    $14.95
    $14.95 - $14.95
    Current price $14.95

    Atelier Fast Medium/Fixer 250ml

    Fast Medium/Fixer A low viscosity medium used for thin fast drying layering techniques. It can also be used on its own to seal and reinforce a pa...

    View full details
    Original price $14.95 - Original price $14.95
    Original price
    $14.95
    $14.95 - $14.95
    Current price $14.95
  • Chromacryl Texture Paste - ArtStore Online
    Original price $13.55 - Original price $33.95
    Original price
    $13.55 - $33.95
    $13.55 - $33.95
    Current price $13.55

    Chromacryl Texture Paste

    Chromacryl Texture Paste Texture Paste is a brushable, translucent modelling compound ideal for multiple texturing methods. It may be pigmented wi...

    View full details
    Original price $13.55 - Original price $33.95
    Original price
    $13.55 - $33.95
    $13.55 - $33.95
    Current price $13.55
  • Golden Extra Heavy Gel Medium (Semi Gloss) - ArtStore Online
    Sold out
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95

    Golden Extra Heavy Gel Medium (Semi Gloss)

    Extra Heavy Gels have the thickest consistency of any gel we offer and may be blended with colours to increase body. Excellent for holding peaks an...

    View full details
    Original price $26.95 - Original price $169.00
    Original price
    $26.95 - $169.00
    $26.95 - $169.00
    Current price $26.95
    Sold out
  • Atelier Thick Slow Medium 250ml - ArtStore Online
    Original price $14.95 - Original price $14.95
    Original price
    $14.95
    $14.95 - $14.95
    Current price $14.95

    Atelier Thick Slow Medium 250ml

    Thick Slow Medium Works in the same way as the more fluid Slow Medium, but with its more paint like consistency it can be used for spreading and ...

    View full details
    Original price $14.95 - Original price $14.95
    Original price
    $14.95
    $14.95 - $14.95
    Current price $14.95