To report an issue with this product or seller, click here. Filament refill for 3D pens and 3D printers; ideal for crafting, drawing, and creating 3D projects. Includes 3 ABS filament refills in 3 different colors. Reliable, stable, and low warping for smooth, consistent feeding and precise, stable results with a good surface finish. Compatible with most 1.75mm high temperature 3D pens and 3D printers; optimal printing temperature: 230-270℃.