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Kretrum 32-Colour Refills for 3Doodler Start (2.5 mm)

Description

A third-party refill pack for the 3Doodler Start family: low-temperature PCL in 15 cm strands, with glow-in-the-dark colours among the 32.

Key specifications

Material PCL, about 2.5 mm, low printing temperature
Colours 32, including glow-in-the-dark
Strand length 15 cm
Fits 3Doodler Start and Start+ only, according to the seller
Packaging Resealable

Worth knowing before you buy

  • These won’t fit standard 1.75 mm pens.
  • It’s a third-party refill; 3Doodler’s own Start plastic is the safe default if you’re unsure.

Specifications as published by Kretrum on its official listing, checked October 2026. Where a figure isn’t published, we say so.