The MAXX by Leapfrog PVA filament is a 0.5-kg spool of 1.75-mm diameter natural color filament for use with fused-filament 3D printers (sold separately). Polyvinyl alcohol (PVA) is commonly used as a support material because it dissolves in cold water. The print temperature is 200 degrees C (392 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.