Featuring a GORE-TEX® upgrade, the XT-Whisper provides waterproof protection and breathability. This design enhances durability while maintaining a lightweight feel for all-weather comfort. quick LACE™ lacing system textile inlay sole textile lining GORE-TEX membrane rubber outsole agile CHASSIS for stability and dampening Ortho Lite® diecut sockliner ripstop fabric chevron lugs for multi-directional grip Mud conta GRIP® for traction protective toecap lace pocket sensi FIT™ construction