diff --git a/01_3D-Druck/materialliste.md b/01_3D-Druck/materialliste.md
index fa67c49..ebea60e 100644
--- a/01_3D-Druck/materialliste.md
+++ b/01_3D-Druck/materialliste.md
@@ -134,7 +134,7 @@ linearen Puck-Bahn — das **Design-Segment ist der Start** vor dem ersten Puck.
 | Merkmal | Wert |
 |---------|------|
 | Form | Ringsegment 72°, **Ø 180 außen / Ø 84 innen × 6 mm** |
-| Beschriftung | **graviert**: nur Phasenname, mittig im Band (Größe 9, Tiefe 1,0); keine Sublabels/Icons |
+| Beschriftung | **graviert**: Icon (oben) + Phasenname (darunter, Größe 8, Tiefe 1,0); keine Sublabels. Icons: Design=Plan+Stift · Transition=Rakete · Operation=Zahnräder · Support=Headset · Review=Lupe+Haken |
 | Farbe | je Phase (blau/orange/grün/teal/lila) — wie die Pucks |
 | Verbindung | **keine** — Segmente werden lose aneinandergelegt (Ring oder Phasen-Köpfe) |
 | Menge | **5** (1 je Phase) |
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