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Part of the process

Felting needles

A felting needle has barbs that push fibers into the wool and tangle them. The higher the size number, the finer the needle. Work from coarse to fine as the piece firms up, and always stab straight in and straight out.

Coarse work
size 32 or 36
All-rounder
size 38, star or triangle

Felting needles are sold by size, also called gauge, and the scale runs backwards: the higher the number, the finer the needle. Size 32 and 36 are coarse and move a lot of wool. Size 38 is the all-rounder. Size 40 and 42 are fine needles for detail and for a surface without holes. The felting needle size chart shows which size and shape suit each job.

Shape matters as much as size. A triangle needle has three barbed edges and is the standard one in most packs. A star needle has four, so it felts faster at the same size. A spiral, or twisted, needle is sold for a neater surface, and a reverse needle has its barbs turned around: it pulls fibers out of a felted piece to make fur. Color codes are not standard, so a green tip from one seller is not the same needle as a green tip from another.

Needles are thin and brittle. They snap when they are bent sideways, so the rule is straight in and straight out along the same line. A bare needle is hard to grip for long: a needle holder or a felting pen helps, and multi-needle tools speed up flat areas. If needles keep snapping, see why felting needles break.

Common mistakes at this stage

  • Using one fine needle for everything, core included.
  • Changing the angle or prying while the needle is in the wool.
  • Trusting a color code from a different seller.