eSUN Water Soluble PVA Filament, 3D Printer Filament PVA, 0.5KG Spool 3D Printing Filament for 3D Printers, Natural

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.