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Dual & triple colour filament, ranked by £/kg

Two or three colours extruded side by side in one strand, so a print shifts colour as you turn it. It needs no multi-colour hardware and looks best on rounded objects. Ranked by cost per kilogram.

Dual and triple colour silk, and how to print it →

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All (150) On offer now (32)

By material: PLA (913) PETG (283) PLA+ (221) TPU (74) ABS (40) ASA (31) Nylon (18) PETG-CF (12) PC (7)

By finish: Silk (280) Matte (174) Dual & triple colour (150) Rainbow & gradient (124) Translucent (137) Glow in the dark (34) Sparkle & glitter (29) Marble (16) Wood (21) Colour-changing (3)

150 listings tracked, 32 on offer right now.

Product	Material	Weight	Rating	Price	Per kg	Deal
Kingroon PLA Filament, Triple Color Silk PLA Filament 10 Rolls, Dimensional Ac	PLA	10 kg	—	£34.58	£3.46	—
High-Speed Tri-Colour Orange-Blue-Green PETG 3D Printer Filament 1.75mm, Dimen	PETG	1 kg	4.0 out of 5 (1,328 Amazon ratings)	£8.66	£8.66	27% below
YUANEANG PLA Filament, Triple Color Silk PLA Filament 10 Rolls, 10kg Spool(22l	PLA	10 kg	—	£87.99	£8.80	—
Rapid PETG Filament 1.75mm Three-Color Silk-red/Blue/Green, High Speed Up to 6	PETG	1 kg	4.0 out of 5 (1,328 Amazon ratings)	£9.34	£9.34	22% below
High-Speed Bi-Colour Black&Purple Silk PETG 3D Printer Filament 1.75mm, Diment	PETG	1 kg	4.0 out of 5 (1,329 Amazon ratings)	£9.38	£9.38	27% below
XTZL3D Dual Color Silk 3D Printing Filament, 2-in-1 co-Extruded, high Speed PL	PLA+	1 kg	4.2 out of 5 (199 Amazon ratings)	£9.68	£9.68	Warehouse
SUNLU 4KG Silk Dual Color PLA+ Filament, Shiny Silk Texture	PLA+	4 kg	4.5 out of 5 (888 Amazon ratings)	£39.09	£9.77	10% below
Eryone two-tone polylactide filament, 1.75mm. FDM filament for a 3D printer,1k	PLA	1 kg	4.4 out of 5 (8,087 Amazon ratings)	£10.11	£10.11	25% below
Eryone two-tone polylactide filament, 1.75mm. FDM filament for a 3D printer,1k	PLA	1 kg	4.4 out of 5 (8,095 Amazon ratings)	£10.11	£10.11	40% below
ERYONE Dual Silk PLA Filament 1.75 mm, Co-Extrucsion PLA Silk Filament for 3D	PLA	1 kg	4.4 out of 5 (8,107 Amazon ratings)	£10.11	£10.11	33% below
ERYONE Silk Dual Color PLA Filament 1.75mm, Co-Extrusion PLA Silk Filament for	PLA	1 kg	4.4 out of 5 (8,065 Amazon ratings)	£10.11	£10.11	27% below
XTZL3D PLA+ 3D Printer Filament, Co-Extruded Tri-Color (Blue Green Purple), 1.	PLA+	1 kg	4.2 out of 5 (198 Amazon ratings)	£10.19	£10.19	15% below
XTZL3D Dual Color Silk 3D Printing Filament, 2-in-1 co-Extruded, high Speed PL	PLA+	1 kg	4.2 out of 5 (199 Amazon ratings)	£10.19	£10.19	15% below
High-Speed Bi-Colour Purple&Blue Silk PETG 3D Printer Filament 1.75mm, Dimenti	PETG	1 kg	—	£10.19	£10.19	—
Eryone Silk Dual-Color PLA Filament 1.75mm, 3D Printer Filament PLA, Dimension	PLA	1 kg	4.4 out of 5 (8,089 Amazon ratings)	£10.28	£10.28	35% below
Silk Fiber for PLA 3D Printer, Black and Red PLA Fiber 1.75mm Two-Tone Co-Extr	PLA	1 kg	1.0 out of 5 (4 Amazon ratings)	£10.49	£10.49	6% below
NEOTRY Silk Tri Colour PLA Filament 1.75mm 1kg, Multicolor 3D Printer Filament	PLA	1 kg	4.4 out of 5 (66 Amazon ratings)	£10.83	£10.83	Warehouse
XTZL3D Dual Color Silk 3D Printing Filament, 2-in-1 co-Extruded, high Speed PL	PLA+	1 kg	4.2 out of 5 (199 Amazon ratings)	£11.04	£11.04	15% below
Reprapper PLA Filament 1.75mm 1KG – Red/Gold/Blue Tri Colour Silk PLA Filament	PLA	1 kg	—	£11.20	£11.20	—
LANDU Silk Tri-Color PLA Filament 1.75mm 2Kg, Triple Color Silk PLA Filament,	PLA	2 kg	—	£22.59	£11.30	15% below
ERYONE Silk Dual Color PLA Filament 1.75mm, Co-Extrusion PLA Silk Filament for	PLA	1 kg	4.4 out of 5 (8,069 Amazon ratings)	£11.89	£11.89	22% below
Reprapper PLA Filament 1.75mm 1KG – Green/Blue/Rose Red Tri Colour Silk PLA Fi	PLA	1 kg	—	£11.99	£11.99	—
NEOTRY Silk Tri Colour PLA Filament 1.75mm 1kg, Multicolor 3D Printer Filament	PLA	1 kg	4.4 out of 5 (66 Amazon ratings)	£11.99	£11.99	25% below
DEEPLEE Silk PLA Filament Dual Colours Blue Green 1KG	PLA	1 kg	4.4 out of 5 (75 Amazon ratings)	£12.05	£12.05	Warehouse
Sovol PLA Filament Silk Tri Color Co-Extrusion 1.75mm, 3D Printer Filament 1kg	PLA	1 kg	4.5 out of 5 (570 Amazon ratings)	£12.05	£12.05	Warehouse
Chitu Systems Silk PLA Filament 1.75mm, Dual Color Filament,2kg Bundle	PLA	2 kg	—	£24.69	£12.35	—
Chitu Systems Silk PLA Filament 1.75mm, Dual Color 2kg Hot Pink Blue	PLA	2 kg	—	£24.69	£12.35	—
ERYONE Silk Triple Color PLA, Coextrusion PLA Filament for 3D Printer, Silky G	PLA	1 kg	4.4 out of 5 (8,107 Amazon ratings)	£12.59	£12.59	21% below
ANYCUBIC Silk PLA Filament 1.75mm, Tri-Color 1KG Blue Green Purple	PLA	1 kg	4.7 out of 5 (26 Amazon ratings)	£12.67	£12.67	Warehouse
SUNLU 4KG PLA+ Silk Filament Bundle, Four-Color Shiny PLA Plus Filament	PLA+	4 kg	4.6 out of 5 (63 Amazon ratings)	£52.99	£13.25	—
ERYONE Dual Silk PLA Filament 1.75 mm, Co-Extrucsion PLA Silk Filament for 3D	PLA	1 kg	4.4 out of 5 (8,095 Amazon ratings)	£13.59	£13.59	20% below
LANDU Silk Tri-Color PLA Filament 1.75mm 1Kg,Triple Color Silk PLA Filament, S	PLA	1 kg	—	£13.59	£13.59	15% below
LANDU Silk Tri-Color PLA Filament 1.75mm 1Kg,Triple Color Silk PLA Filament, S	PLA	1 kg	—	£13.59	£13.59	10% below
LANDU Silk Tri-Color PLA Filament 1.75mm 1Kg, Triple Color Silk PLA Filament,	PLA	1 kg	4.6 out of 5 (204 Amazon ratings)	£13.92	£13.92	Warehouse
iSANMATE Matte Tri Colors PLA Filament 1.75mm, 3-in-1 Color Rainbow Filament,	PLA	1 kg	4.5 out of 5 (21 Amazon ratings)	£13.99	£13.99	6% below
ERYONE HS Silk Quadruple Color PLA Filament for 3D Printer 1.75mm +/- 0.03mm,	PLA	1 kg	4.4 out of 5 (554 Amazon ratings)	£13.99	£13.99	48% below
ERYONE HS Silk Quadruple Color PLA Filament for 3D Printer 1.75mm +/- 0.03mm,	PLA	1 kg	—	£13.99	£13.99	—
ERYONE HS Silk Quadruple Color PLA Filament for 3D Printer 1.75mm +/- 0.03mm,	PLA	1 kg	4.4 out of 5 (553 Amazon ratings)	£13.99	£13.99	30% below
ERYONE HS Silk Quadruple Color PLA Filament for 3D Printer 1.75mm +/- 0.03mm,	PLA	1 kg	—	£13.99	£13.99	—
iSANMATE Matte Tri Colors PLA Filament 1.75mm, 3-in-1 Color Rainbow Filament,	PLA	1 kg	3.9 out of 5 (4 Amazon ratings)	£14.07	£14.07	Warehouse
LANDU Silk Dual Color PLA 3D Printer Filament 1.75mm,Shiny Silk Black Blue PLA	PLA	1 kg	—	£14.24	£14.24	—
LANDU Silk Dual Color PLA 3D Printer Filament 1.75mm,Shiny Silk Red Green PLA	PLA	1 kg	4.8 out of 5 (4 Amazon ratings)	£14.24	£14.24	—
LANDU Silk Dual Color PLA 3D Printer Filament 1.75mm,Shiny Silk Black Gold PLA	PLA	1 kg	4.5 out of 5 (2 Amazon ratings)	£14.24	£14.24	—
LANDU Silk Dual Color PLA 3D Printer Filament 1.75mm,Shiny Silk Black Green PL	PLA	1 kg	—	£14.24	£14.24	—
LANDU Silk Dual Color PLA 3D Printer Filament 1.75mm,Shiny Silk Blue Silver PL	PLA	1 kg	5.0 out of 5 (2 Amazon ratings)	£14.24	£14.24	5% below
LANDU Silk Dual Color PLA Filament 1.75mm 1KG, 3D Printer Filament Dimensional	PLA	1 kg	—	£14.24	£14.24	5% below
Chitu Systems Silk PLA Filament 1.75mm, Dual Color 2kg Rose-Blue Green	PLA	2 kg	4.5 out of 5 (854 Amazon ratings)	£29.18	£14.59	16% below
Semdon 3D Printing Filament,Silk Tri Color Coextrusion PLA Filament Shiny Red-	PLA	1 kg	—	£14.89	£14.89	—
Chitu Systems Refill Filament, Silk Tri-Color 1.75mm, 1kg Black Red	—	1 kg	4.4 out of 5 (125 Amazon ratings)	£14.99	£14.99	6% below
NEOTRY Silk Dual Colour PLA Filament 1.75mm 1kg, Multicolor 3D Printer Filamen	PLA	1 kg	4.4 out of 5 (66 Amazon ratings)	£14.99	£14.99	11% below
NEOTRY Silk Dual Colour PLA Filament 1.75mm 1kg, Multicolor 3D Printer Filamen	PLA	1 kg	4.4 out of 5 (66 Amazon ratings)	£14.99	£14.99	11% below
NEOTRY Silk Dual Colour PLA Filament 1.75mm 1kg, Multicolor 3D Printer Filamen	PLA	1 kg	4.4 out of 5 (66 Amazon ratings)	£14.99	£14.99	11% below
GEEETECH Silk Dual Colour Filament 1.75 mm, 1 kg/Spool for 3D Printers, Silk G	—	1 kg	4.5 out of 5 (282 Amazon ratings)	£15.19	£15.19	5% below
SUNLU Dual Color Matte PLA Filament 1.75mm, Matte 3D Printer Filament with 2 C	PLA	1 kg	4.5 out of 5 (3,659 Amazon ratings)	£15.19	£15.19	10% below
SUNLU Dual Color Matte PLA Filament 1.75mm, Matte 3D Printer Filament with 2 C	PLA	1 kg	4.5 out of 5 (3,690 Amazon ratings)	£15.19	£15.19	10% below
SUNLU Dual Color Matte PLA Filament 1.75mm, Matte 3D Printer Filament with 2 C	PLA	1 kg	4.5 out of 5 (3,663 Amazon ratings)	£15.19	£15.19	10% below
SUNLU Dual Color Matte PLA Filament 1.75mm, Matte 3D Printer Filament with 2 C	PLA	1 kg	4.5 out of 5 (3,663 Amazon ratings)	£15.29	£15.29	—
Chitu Systems Silk PLA Filament 1.75mm, Dual Color Filament,1kg Black Green	PLA	1 kg	—	£15.33	£15.33	—
Reprapper PLA Filament 4 X 250g Color Pack, Triple Color Filament Coextrusion	PLA	1 kg	—	£15.99	£15.99	—
FLASHFORGE Silk Tricolor Filament, Red Gold Purple 3 in 1 Coextrusion 1.75mm,	PLA	1 kg	—	£16.98	£16.98	—

Filament by brand

SUNLU (399) ELEGOO (215) eSUN (129) ERYONE (80) Polymaker (63) Deeplee (61) TINMORRY (52) iSANMATE (43) Creality (39) ANYCUBIC (38) TECBEARS (36) Kingroon (35) OVERTURE (32) NextShapes (23) IEMAI (22) LANDU (21) R3D (21) FLASHFORGE (19) iBOSS (18) Winkle (18) BAMBULAB (17) JAYO (17) SainSmart (13) AMOLEN (10) NEOTRY (10) Stronghero3D (9) XINGTONGZHILIAN (9) extrudr (8) Inslogic (8) Prusament (8) RepRapper (8)

Guides

Silk filament: how to get the shiny finish
Silk PLA gives prints a metallic sheen, and dual or triple colour silk shifts colour as it turns. What it is, how to print it, and where it falls short.
Bed adhesion: what actually works
Glue sticks, hairspray, rafts, brims and expensive surfaces — an honest ranking of what fixes prints coming loose, starting with the free fix that solves most cases.
Do you need a filament dryer?
Wet filament is real and ruins prints, but a dedicated dryer is not the only answer. How to tell if moisture is your problem, and what to do about it.
Filament storage: dry boxes, vacuum bags and desiccant
Keeping filament dry is cheaper than drying it out. What actually works, what desiccant to use, and why the little sachet in the bag is already spent.

Best-selling Filament by year — which actually sold best, going back several years, ranked by sales position rather than opinion.