Amazon.com: G.SKILL Crystal Crown Keycaps - Keycap Set with Transparent Layer for Mechanical Keyboards, Full 104 Key, Standard ANSI 104 English (US) Layout - White : Everything Else
Clear Keycaps for MX Compatible Switches - 12-pack : ID 5068 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: RK ROYAL KLUDGE 112 Double Shot PBT Pudding Keycaps, OEM Profile ANSI ISO Layout Keycap Set with Translucent Layer for Mechanical Keyboard, Black : Video Games
2 piece Cherry MX Keycaps - Clear on top, black base
Max Universal Clear Translucent Cherry MX Full Keycap Set (Blank)