FLASHFORGE LMUS Luminous Melody Rapid PLA Filament, 1.75 mm, 1 kg

Rapid: FLASHFORGE LMUS Luminous Melody is a 1.75 mm PLA filament spool marketed for high-speed printing and glow-in-the-dark projects. Its claimed print speed reaches 500mm/s, while customer feedback is mixed on glow strength and printer compatibility, so those details matter if they are central to your project.

At a glance

Glow-in-the-dark PLA is aimed at crafts, art installations, and holiday decorations where nighttime visibility is desired.
The listing claims rapid melting and smooth flow for printing speeds up to 500mm/s.
The manufacturer claims low shrinkage, layer adhesion, bed adhesion, and bridging performance.

Price

$20.79Save 20%

Reference price: ~~$25.99~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

FLASHFORGE Silk PLA Filament 1.75mm, 3D Printer Filament 1kg (2.2lbs) Spool, Smooth and Silky Texture 3D Printing Filament, Dimensional Accuracy +/- 0.02mm

$25.99

Pros and cons

Pros

Glow-in-the-dark effect and Luminous Melody color are targeted at decorative prints meant to be seen in low light.
The 1.75 mm filament diameter is explicitly listed, useful when comparing against a printer's supported filament size.
Customer feedback praises print performance, appearance, and color.

Cons

Customer feedback reports inconsistent glow, with some users seeing little or no glow.
Customer feedback also mentions compatibility problems and clogging, making printer fit and feeding behavior relevant considerations.

Technical specifications

10 specifications

Identity
Brand	FLASHFORGE
Model	LMUS

Dimensions and installation
Weight listed	1 kg
Filament diameter	1.75 millimeters

Materials and properties
Material listed	Polylactic Acid
Color	Luminous Melody
Claimed maximum printing speed	500mm/s
Claimed dimensional accuracy	+/- 0.02mm
Claimed glow duration	5-100 minutes
Claimed brightness enhancement	310%

What to know before buying

The manufacturer claims glow can last 5-100 minutes and be 310% brighter than standard glow-in-the-dark materials, but customer feedback is mixed on glow results. The 500mm/s speed is a claimed maximum, not a guarantee for every printer or print. Confirm printer compatibility and suitable settings for your setup.

Who is it for?

A good fit for

Makers seeking glow-in-the-dark PLA for crafts, art installations, or holiday decorations.
Users whose printer accepts 1.75 mm filament and who want to try a high-speed PLA marketed for printing up to 500mm/s.

Less suited to

Buyers who need consistently strong glow without testing their lighting and print conditions.
Users whose printer does not accept 1.75 mm filament or whose compatibility with this filament is uncertain.

FLASHFORGE LMUS Luminous Melody Rapid PLA Filament, 1.75 mm, 1 kg · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 838 ratings

5 stars83%83%
4 stars8%8%
3 stars4%4%
2 stars1%1%
1 star4%4%

Customer feedback praises filament quality, print performance, color, appearance, and perceived value. For buyers printing decorative pieces, those reports suggest the visible finish and printing experience may appeal, but customer experiences with glow strength, printer compatibility, and adhesion are mixed. Some customers mention little or no glow, compatibility trouble, or clogging, so the claimed glow and ease of use should not be assumed for every setup.

Positive themes

Customers praise quality and print performance.
Customers respond positively to the color and appearance.

Mixed feedback

Glow results are mixed, with reports ranging from good results to little or no glow.
Printer compatibility and adhesion are mixed topics, including some reports of compatibility issues and clogging.

Frequently asked questions

What material and diameter are listed?

The listing identifies the filament as Polylactic Acid and gives its diameter as 1.75 millimeters.

What printing speed does the listing claim?

It claims speeds up to 500mm/s. Actual suitability depends on the printer and print setup.

How long is the glow claimed to last?

The listing gives a claimed duration of 5-100 minutes. Customer feedback on glow strength is mixed, so results may not meet every buyer's expectations.

Is compatibility with every 1.75 mm printer confirmed?

No universal compatibility is established by the supplied information. The listing identifies the filament diameter, while customer feedback reports some compatibility issues.