This Black Pearl long handle brush is made of mightlon synthetic filament. It will hold up to the most rigorous treatment with heavy bodied and tube acrylics. Black Pearl is recommended for use with acrylic colours, oil and water mixable oil colours. It's ideal on canvas and large mural surfaces. Mightlon filaments are epoxy set in polished seamless aluminium ferrules. Fitted to long matte black handles. The perfect brush for the value minded consumer. This Black Pearl long handle brush is available in filbert shape and comes in size 10. Measures 33cm length by 1.9cm width by 1.6cm height.