Pebeo's extra fine artist acrylic heavy modelling paste 500 mL jar.
It is an opaque paste with a heavy texture for relief work in impasto.
You need to apply it with a paint knife/palette knife is mixed with colour when moist.
The moulding paste retains its imprint of the tool and can be sculpted and painted when dry, preferably retaining its volume and does not crack.
The heavy moulding paste has a matte finish.