Add a vibrant touch to your HHKB Professional keyboard by replacing all the keys with this beautiful Dandelion colour for an eye-catching look, or just swap out a few to create striking patterns. Arrange the colours to suit your mood and style, mix and match keycap colours to fully customise your keyboard experience. Enjoy endless possibilities! The keycaps can be used with the current and discontinued HHKB Professional series: HHKB Professional HYBRID Type-S, HHKB Professional HYBRID and HKB Professional Classic.