eSUN PLA+ Filament, Enhanced Toughness 3D Printer Filament PLA Plus, Dimensional Accuracy +/-, 3KG Spool (6.6 LBS) 3D Printing Filament for 3D Printers, Cold White

Founded in 2002, eSUN compounds polymer in-house and supplies raw material to a number of white-label brands. Their own catalog covers PLA through high-temperature engineering grades — one of the broadest material ranges from a single manufacturer.