Seal up your clay creations with our natural finish polymer and air dry clay varnish! This ultra-matte sealer adds a natural finish that shows off your work without the shine. Just brush on the water-based formula for a durable finishing touch on air-hardening modelling clay or painted polymer clay. It starts off milky white, then dries to a smooth, clear finish that keeps your artwork fresh and long-lasting. Great for clay jewellery, decor, or sculptures, this air hardening and polymer clay sealer gives every piece that subtle, matte protection you’re after.