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FLASHFORGE rainbow & gradient filament, ranked by £/kg — on offer now

Every listing of FLASHFORGE rainbow & gradient filament we track on Amazon UK, ranked by £/kg.

6 currently discounted.

Product	Material	Weight	Rating	Price	Per kg	Deal
Flashforge PLA Crystal Rainbow 3D Printer Filament 1.75mm, 3D Printing Materia	PLA	1 kg	—	£17.84	£17.84	15% below
Flashforge PLA Crystal Rainbow 3D Printer Filament 1.75mm, 3D Printing Materia	PLA	1 kg	—	£17.84	£17.84	15% below
Flashforge PLA Crystal Rainbow 3D Printer Filament 1.75mm, 3D Printing Materia	PLA	1 kg	—	£17.84	£17.84	15% below
FLASHFORGE 3D Printer Filament Chameleon PLA Colour Changing Filament 1.75 mm,	PLA	1 kg	4.7 out of 5 (595 Amazon ratings)	£28.78	£28.78	16% below
FLASHFORGE Silk PLA Filament 1.75mm +/- 0.02mm, Gold to Red Gradient, Smooth C	PLA	1 kg	4.6 out of 5 (477 Amazon ratings)	£39.31	£39.31	14% below
FLASHFORGE Rainbow PLA 1.75mm, 3D Printer Filaments 1kg Spool-Dimensional Accu	PLA	1 kg	4.4 out of 5 (427 Amazon ratings)	£43.10	£43.10	29% below

Rainbow & gradient filament by brand

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.
First layer calibration, properly
Nearly every adhesion problem and half of all print failures start in the first layer. How to set Z offset by eye, and what a good first layer actually looks like.

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