The MAXX by Leapfrog ABS filament is a 750g spool of 1.75-mm diameter raven black filament for use with fused-filament 3D printers (sold separately). Acrylonitrile butadiene styrene (ABS) is a strong thermoplastic that can be surface treated with sandpaper or acetone after printing. It is commonly used with a heated bed set to around 80 degrees C (176 degrees F) to prevent warping during the printing process and facilitate removal. The print temperature is around 230 degrees C (446 degrees F).Leapfrog manufactures 3D printers and accessories for commercial and educational use. Founded in 2012, the company is headquartered in Alphen aan den Rijn, The Netherlands.