THE K SWISS GLACIATOR SCD IS DESIGNED TO KEEP FEET COOL AND DRY IN THE HEAT OF A MATCH. THE FAUTEX MOISTURE MANAGEMENT TECHNOLOGY IN THE LINING ALLOWS FEET TO STAY DRIER AND COOLER, WHILE THE HEAT DEFLECTION CORE DEFLECTS SURFACE HEAT AWAY FROM THE FOOT. THE DURAWRAP XDE HIGH ABRASION TOE GUARD PROVIDES DURABILITY AND BREATHABILITY. THESE FEATURES WORK SIMULTANEOUSLY TO PROVIDE UNSURPASSED COOLING AND VENTILATION. Type Low Tennis Weight 14.2 ounces Upper Leather. Fautex moisture management technology in the lining allows feet to stay drier and cooler. Stay Tied Laces and heel grip lining is made of interlocking fibers that grip the sock to minimize heel slippage. Insole Ortholite Insole features moisture management and anti microbial properties that help keep feet cool and minimize the effects of perspiration. Midsole ShockSpring cushioning located in the heel and forefoot and cushion board construction. HDC Heat Deflection Core placed from heel to toe in the midsole deflects surface heat away from the foot. DRYZ Technology in the collar lining wicks away moisture from the foot. Outsole Aösta 7.0 Rubber. DuraWrap XDE high abrasion toe guard and forefoot flex grooves.