Tag #PBT 1 post in PBT. ← All topics Guides Keycaps Explained: ABS vs PBT, Profiles, and Why Boards Sound Off A practical guide to keycap materials and profiles — ABS vs PBT, doubleshot vs dye-sub, and how Cherry, OEM, SA, XDA, and DSA profiles change typing feel and sound. May 11, 2026