Smartwool Men's Targeted Cushion Hiking Socks - Feel precise cushioning where you need it most, with a 4 degree elite fit system for a dialed-in, performance-oriented fit, plus Indestructawool technology for added durability. Indestructawool Technology with extended durability zones 4 Degree Elite Fit System for a dialed-in, performance-oriented fit Additional body-mapped mesh zones for added breathability Virtually seamless toe for enhanced comfort Comfort welt with 'stay put' fit Mesh zones for added breathability Style: SW002492