Compare Quick view Copper-filled PLA based filament MetalFil - Classic Copper 1.75mm 1500 gram Natural Composite 3D Printer Filament FormFutura RRP $204.99 Now: $189.99 Was: Add to Cart Formfutura MetalFil Classic Copper is a composite PLA (polylactic acid) filament that is gravimetrically filled with approximately 80% copper powder. The high copper content in MetalFil Classic... RRP $204.99 Now: $189.99 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: RRP $204.99 Now: $189.99 Was: Subtotal: Add to Cart