If you thought Merino wool&';s benefits-including comfort, breathability, and odor resistance-were great, you&';re gonna love what else this sock brings. With the Men&';s Run Zero Cushion Ankle Socks, you also get Shred Shield(TM) technology to reduce wear from toes, mesh zones for enhanced breathability, a Virtually Seamless(TM) toe for enhanced comfort, and Indestructawool(TM) technology for extended durability.