Want a two-tone print without swapping spools? RepRapper Tech Gradient PLA blends two colours along the spool so your part shifts colour as it builds. Pearlescent surface. Easy PLA-range prints on most FDM machines. What's Included 1 × 1 kg (2.2 lb) spool of RepRapper Tech Gradient PLA, 1.75 mm Dried spool, vacuum-packed with desiccant (manufacturer pack) Print Settings Nozzle: about 180–220°C (RepRapper dual-color PLA brand band; start near the middle and tune) Bed: about 40–60°C (brand PLA starting band) Speed: about 40–100 mm/s as a starting band, then tune for your printer Fan: on, like regular PLA Dry if the spool sat open: PLA prints worse when damp Material Dual-color Gradient PLA: two colours transition along the spool for a gradual two-tone print Pearlescent surface finish that shows the blend without extra polishing 1.75 mm diameter; manufacturer accuracy about ±0.03 mm on brand dual-color listing graphics 1 kg net spool, dried and vacuum-packed with desiccant Prints like everyday PLA with solid bed hold on most FDM machines Mechanically wound and checked to help cut tangles and feed snags Good To Know Colour shifts as filament feeds. Tall prints and vertical surfaces show the dual-color transition best The pearlescent look comes from the dual-color blend along the spool. Orient the model so the transition lands where you want it Keep the spool sealed with desiccant when you are done This finish is for looks. Use it when you want showy gifts, decor, and display pieces more than heavy outdoor wear Good For Figurines, props, and statues that need a dramatic two-tone look Gifts, decor, and display models where the colour shift sells the part Cosplay accents and artistic pieces that benefit from a pearlescent surface Easy PLA jobs on most FDM printers when you want dual-color without multi-material hardware