Part of the XT design lineage, the XT-Whisper features a textured upper with layered detailing. The design incorporates a wavy Sensifit™ application and a Quicklace™ system for a secure fit. mat and shiny finishes textured layers Sensifit™ Quicklace™ anti-debris tongue agile CHASSIS Energy Cell midsole Ortho Lite® diecut sockliner anti-debris mesh 3d mesh chevron lugs Mud conta GRIP® protective toecap lace pocket