The Aggressor -1.0 sock sleeve provides a level of cooling & comfort never seen before in the powersports industry. Klim’s second gen of Aggressor Cooling base layers use chemical-free fabric technology for cooling, moisture-wicking & evaporation, making this material unlike other cooling & sweat-wicking fabrics on the market. These fabrics will deliver consistent cooling & wicking performance throughout the lifetime of the garment. When high performance cooling & comfort are crucial on a ride, choose the Klim Aggressor -1.0 sock sleeve. Features Mid-thigh height sock sleeve Klim Aggressor Cooling mesh fabric with chemical-free cooling technology Grip calf & grip silicone thigh elastic to keep sock up Combination of technical venting & density for padding Wicks moisture away from skin Antimicrobial Light knit venting on front of foot Extra padding under foot & heel Compression knit around arch Low profile comfort seams