{"product_id":"kingroon-rainbow-silk-pla-filament-1-75mm-1kg-multicolor-gradient-3d-printer-materials-color-change-smooth-silky-pla-plastic-new","title":"KINGROON Rainbow Silk PLA Filament – 1.75 mm, 2.2 lb (1 kg)","description":"\u003cp\u003eBring flowing color transitions and a glossy, silk-style finish to your next 3D-printing project. KINGROON rainbow silk PLA filament changes color along the spool, creating multicolor effects in decorative models, display pieces, and creative projects without manually swapping between single-color spools.\u003c\/p\u003e\u003ch2\u003eColor that unfolds as you print\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRainbow gradient:\u003c\/strong\u003e Alternating color segments create transitions as the filament feeds through your printer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilk-style finish:\u003c\/strong\u003e Designed to produce a smooth, glossy appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.75 mm filament:\u003c\/strong\u003e For compatible filament-based 3D printers that support PLA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.2 lb (1 kg) per spool:\u003c\/strong\u003e Net filament weight, excluding the spool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeven styles:\u003c\/strong\u003e Choose from the existing Color A through Color G options.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRecommended starting settings\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNozzle temperature: 383–446°F (195–230°C).\u003c\/li\u003e\n\u003cli\u003eHeated-bed temperature: 122–158°F (50–70°C).\u003c\/li\u003e\n\u003cli\u003ePrint speed: 30–70 mm\/s.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese are supplier-recommended starting ranges. Adjust settings for your printer and model, and stay within your printer manufacturer's supported limits.\u003c\/p\u003e\u003ch2\u003eWhat to expect\u003c\/h2\u003e\u003cp\u003eColor transitions depend on the selected style, the starting position on the spool, and the amount of filament used. Smaller prints may not display every color, and the outermost spool color may differ from the reference example. The gradient is a sequence of colors along the filament, not a heat-activated color-changing effect.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e One 2.2 lb (1 kg) spool of rainbow silk PLA filament in your selected style. 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