Injinji - Outdoor - Toesocks Ultraspire the 001A is designed to

the 001A is designed to hold up mile after mile

Unlike conventional foot creams that rely on synthetic fillers or alcohols that can dry the skin further

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and a spacious forefoot for natural toe movement—ideal for long miles on mixed terrain

combining maximal cushioning with responsive propulsion

Injinji - Outdoor - Toesocks Ultraspire the 001A is designed toThe Injinji Outdoor Midweight Wool sock is a high performance, trail ready option built for hikers, backpackers, and outdoor athletes who need lasting comfort, temperature regulation, and blister prevention in variable terrain and weather conditions. Crafted with NuWool, Injinjis proprietary merino wool blend, this sock provides the natural thermoregulating, moisture wicking, and odor resistant benefits of wool while maintaining a soft, itch free feel