Liquitex Professional Flexible Modelling Paste 16 oz — Slow-Drying, Flexible Texture for Canvas & Mixed Media

Liquitex Professional Flexible Modelling Paste is a slow-drying, 100% polymer acrylic medium that builds durable, flexible texture and three-dimensional relief on absorbent surfaces.

Whether you sculpt raised textures, reinforce impasto layers, or tint body with colour, this Flexible Modelling Paste is formulated to retain strength without becoming brittle as surfaces move or flex. It blends smoothly with Liquitex Professional acrylic paints and mediums, dries to a workable matte finish, and is designed for use on canvas, board, paper, and other non-oily absorbent supports.

How does this paste perform compared with standard modelling pastes?

Unlike rigid modelling pastes that cure hard and can crack on flexible supports, Liquitex Flexible Modelling Paste dries more slowly and remains slightly springy, reducing the risk of fracture on stretched canvases or panels that may bend. Its 100% polymer emulsion offers a balance of body and flexibility so heavy textures keep their form without becoming fragile.

• Slow drying time for extended working and blending.
• Hard yet flexible finish that resists cracking on flexible supports.
• Lightweight texture that builds volume without excessive weight.
• Improved adhesion due to acrylic resin base.

Can I mix this with colour and other Liquitex media?

Yes — the paste intermixes readily with Liquitex Professional acrylic colours and mediums to produce tinted texture or modified handling characteristics. When combined with pigments it acts as a weak tinting white, thickening paint while maintaining good adhesion and working time.

• Mix with acrylic colours to create coloured textured layers.
• Blend with gels or mediums to alter sheen and transparency.
• Compatible with Liquitex Professional series for predictable results.
• Avoid oil-based additives or non-acrylic solvents to maintain bond.

What tools and techniques work best with this modelling paste?

The paste accepts a wide range of application tools, from palette knives and trowels to brushes and unconventional implements like combs or cake-decorating tips. Because it holds peaks and ridges well, it's ideal for impasto work, sculptural forms, and layered textural effects that benefit from slow surface skimming and shaping.

• Apply with palette knife for bold peaks and sculpted relief.
• Use brushes or trowels for smoother or feathered textures.
• Incorporate found objects or stencils while still wet for mixed-media relief.
• Spray-varnish cautiously to avoid foaming or clouding; brushing varnish may trap bubbles.

How should I prepare and finish works made with Flexible Modelling Paste?

Start with a clean, absorbent, oil-free support to ensure good adhesion. Allow textured areas to dry fully before sanding, overpainting, or applying varnish; drying time varies with layer thickness and environmental conditions. For topcoats, spray application is recommended when possible to reduce foaming or clouding.

• Adheres best to non-oily, absorbent surfaces like primed canvas or board.
• Drying time depends on thickness—thin layers dry faster than heavy impasto.
• Sand lightly to refine texture once completely dry.
• Use spray varnish or thin brush coats to avoid surface defects.

Who is this for: Artists and educators who need a reliable modelling paste that builds sculptural texture without sacrificing flexibility will appreciate Liquitex Professional Flexible Modelling Paste. It's suitable for painters who layer thick impasto on stretched canvases, mixed-media makers adding dimensional elements, and classrooms requiring ASTM D4236-compliant, non-toxic materials. This 473ml (16‑oz) jar provides ample volume for experiments with texture, tinting, and surface relief while remaining compatible with Liquitex's Professional acrylic palette.

• Features: 100% polymer emulsion; lightweight, non-toxic; increases thickness and rigidity; 16-oz jar; intermixable with Liquitex Professional products; ASTM D4236 compliant.