MOUNTAIN - Wulfenite A keycap set MOUNTAIN keycap sets are perfectly compatible with all Everest and Everest 60 keyboards, featuring 113 keycaps, including ISO-specific add-ons. They are available in 10 different mineral color combinations and are made from durable PBT plastic. They feature translucent double-shot legends that highlight your RGB setup and will never fade or wear out. Top performance has never looked so good.