The dhb Blok bib shorts uses a CyTech Elastic Interface ‘Giro Air’ chamois. by Paul Horta-Hopkins · 15/04/2016 The dhb Blok bib shorts uses a CyTech Elastic Interface ‘Giro Air’ chamois. Share this:FacebookTwitterWhatsAppPinterestTumblrLinkedInPocketEmailRedditLike this:Like Loading...