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Prusament PLA is manufactured in-house by Prusa Research with a guaranteed ±0.02mm diameter tolerance. The minimal shrinkage keeps prints flat with little to no warping, and a low melting point makes it easy to capture fine detail on smaller models. Every spool is measured and documented throughout manufacturing, and this production data ships with the spool.
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Prusament PLA Blend is Prusa's in-house PLA in a range of special colors, from metallics to multi-tone finishes. It prints just like standard PLA, so it's easy to work with and looks good on almost any model. Every spool holds a diameter tolerance of ±0.02mm and ships with the measurement data to back that up. Pick your color from the options above.
Prusament is made by the same team that builds Prusa printers, and all of it is manufactured in-house. Every spool is held to a ±0.02 mm tolerance with closely controlled color, and you can check that quality yourself along the entire length.

Every Prusament color is mixed to a documented recipe and verified by spectroscopy, then each batch is checked against that standard before it ships. Run out partway through a build and the next spool you order will still match the first.

Each spool ships with its own production data, including diameter readings along the full length, total weight, and ovality. It's something no other filament maker provides with every roll, and it lets you confirm the quality yourself.

The filament is wound under steady tension by precision machines, then inspected before it leaves the factory. That keeps it feeding smoothly from the first meter of the spool to the last, with no tangles or sudden snags.
Made in the EU and USA
Prusament is made in Prusa's factories in the Czech Republic and Delaware, USA, not farmed out to an unknown supplier. Making it in-house means faster shipping, lower duties where they apply, and full control of the supply chain. No outside factory can quietly switch a raw material, so there are no surprise batch failures from a plant nobody has inspected.

PLA is the easiest filament to use, and the first choice for most makers
PLA is the simplest filament to print and the one most people pick first, mostly because of how good it looks. It costs little, suits beginners and seasoned makers alike, and handles everything from large models to fine detailed parts, figurines, and fast prototypes that don't need much strength.

Low shrinkage for big prints that stay flat
Prusament PLA has minimal shrinkage as it cools, so large objects come off the bed with little or no warping. That helps when you're printing large models in sections and gluing the pieces together afterward. The PrusaCaster guitar below is a perfect example of what's possible.

You can download the PrusaCaster at printables.com
Crisp detail, clean bridges and overhangs
The low melting temperature and quick cooling of PLA make it easy to capture fine detail, print clean bridges and flawless overhangs.

A wide range of vivid and subtle colors
Some of the best-looking FFF prints are made in PLA. Its matte to satin surface hides small layer marks and gives finished parts a cleaner look. Prusament PLA comes in a broad range of colors, from bright to muted, that suit lithophanes, home decor, toys, cosplay pieces, and plenty more.


New spools with OpenPrintTag
From October 2025, every Prusament spool ships with a redesigned, fully rewritable NFC tag built on the OpenPrintTag standard.
The tag holds the filament's key details and can be read with the Prusa mobile app. It works fully offline, costs nothing to extend, and is open for anyone to build on.
Read more in Prusa's announcement article
Specific References