DST (Durable Stretch Technology) constructed of four-way HEX-Stretch fabric provides excellent mobility with heavy-duty durabilityStrategically placed stretch-mesh ventilation and laser-cut perforations in key areas for advanced airflowLeather heat shield panels fastened with high-tension, heat resistant Aramid stitchingAdditional heat and abrasion resistant Aramid fabric surrounding knee panelsSeat panel sewn to breathable light mesh reduces pullingAdvanced Lycra® liner adds increased comfort and performanceThe BOA® Fit System offers fast, on-the-fly micro adjustabilityErgonomically pre-shaped knee accommodates most guardsFull-Floating durable 900D seat surrounded by HEX-Stretch material moves naturally with your bodyExclusive zipper lock system keeps pants closed and secure