Light, breathable synthetic upper with PU overlays in high abrasion areas for added protection and durability; Pull loops on heel and tongue for easy on/off; Anti-fatigue, molded Contoura Support footbeds with shock-absorbing foam; Full-length Charged Cushioning midsole for the ultimate in lightweight, shock-absorbing comfort?; Durable Vibram XS Trek outsole is responsive on unpredictable terrain with great flexibility and wet traction; Fast-rope compatible arch resists wear from ladders and fast-roping; ASTM F3445-21 Slip Resistant rated; Lace type: Standard tie; Height: 8"; Weight: 16 oz.