YOUSU 3D Printer Filament PLA Filament 1.75mm Laser Paillette Series-Galaxy black filament 1kg(2.2lbs).

3D Printer Filament Double Layer Co-extrusion Technology 3D Filament Double layer co-extrusion is a unique technology developed by YOUSU 3D.

The top feature is every point filament has two layers (Inner layer & outer layer).

E.g.

Inner layer is black, outer layer is transparent with Glitter.

This feature can produce many amazing effect beyond imagination.

The raw materials we use are FDA approved, food-contact compliant and renewable material, meeting environmental and safety requirements.