At least 220 G or 7.7 OZ to Get All ColorThe bigger print show the more color. Our rainbow color are go forward one by one. When print a small object you may only get 1 or 2 color. We recommend printing a print using our filament at least 220 G General ParamterPrint Temp:200-220°C. Bed Temp:0-60°C.!!!!!Different prints may require adjustment of printing parameters according to needs