HARMONIC VIBRATION Descriptionweknow Keymer Block is a screen available in three weights, is an anxious variant of Keymer Radius. Its textured appearance gives it a quality characterized by time. The Keymer Block weknow is a screen available in three weights, it is an anxious variant of Keymer Radius. Its textured appearance provides a characteristic and time-worn quality. Keymer Block offers an extended character set to include old accented numbers for Central European languages and custom characters.The HARMONIC VIBRATION font provided on BuyAFont is designed by weknow to work on Macintosh and Windows systems. We also provide additional formats for website design (WebFonts), along with eBook and Mobile App licensing options. All of the available formats for this font are listed in the Buying Options.