The Blister Resist Quarter from Balega perfectly blends nature and technology to create the ultimate blister-free running sock. They keep sand and dirt out while adding extra security and comfort with improved elastic construction in the top of the sock. Eliminates the risk of chafing blisters. Keeps feet cool and dry with the ideal combination of mohair and our Drynamix moisture-wicking fibers, plus specially designed and reinforced microfiber vent panels. Maximizes comfort with seamless hand-bound toes, a reinforced, wide arch support band. Provides additional slip resistance with enhanced elastic grip construction. Ensures a perfect fit with an extra deep heel pocket.