Designed for serious riders, the ThirtyTwo Others TM Merino Sock delivers midweight warmth, targeted cushioning, and lasting comfort inside your boots. Built with a premium non-mulesed Merino wool blend and antimicrobial spandex, it regulates temperature, wicks moisture, and keeps feet fresh run after run. The ASI Advanced Sock Integration Fit ensures a locked-in, stay-put feel, while added support and cushioning zones protect key areas from heel to shin. Features: ASI Advanced Sock Integration Fit for a secure, performance-driven feel Non-mulesed Merino wool blend offers natural warmth, moisture management, and odor resistance Stay-up rib cuff keeps socks in place all day Snug-fit heel and arch support rib knit enhance stability Compression ankle rib band improves fit and comfort Cushioned Achilles, calf, and shin zones for added protection Reinforced ghost seam toe box reduces bulk and irritation Midweight construction balances warmth and breathability Fabric: 41.5% Merino Wool / 41.5% Acrylic / 15% Nylon / 2% Spandex Sizes: S/M (US 5-8.5) | L/XL (US 9-13)