These 1.75mm diameter PLA filaments are made by MakerBot and designed to work perfectly with MakerBot 3D printers. MakerBot PLA Filament is the best and most consistent filament. This filament should ensure that you get higher quality prints and minimised downtime. MakerBot PLA Filament is composed of the purest grade resin available on the market. Every MakerBot PLA Filament colour is comprehensively quality tested.