These merino wool socks provide long lasting support with our URfitA(R) system. Great fit and support mean you are cushioned dry and comfy no matter where you end up. Wick DryA(R) technology keeps your feet dry and helps avoid moisture buildup that leads to hot spots and blisters.Stay Up PowerComfort Toe SeamWomen’s Specific FitMemory Knit ConstructionMoisture WickingReinforced Heel/ToeShock AbsorptionArch Support