20-375 2K Polyester X-Multi Putty is a 2-component creamy body filler of medium viscosity that is based on polyester resin and provides a specific weight reduced by approx. Thus, ease of sanding is combined with an absolutely closed and very smooth surface. Moreover, 20-375 2K Polyester X-Multi Putty is characterised by its universal adhesion on steel sheets, aluminium, zinced substrates, GRP and wood and can be sanded easily with high abrasion after a short drying time.