OS1ST Thin Air Performance No Show Black Unisex Socks Size Socks - Num & Alpha:L no overdesign—just honest materials done

no overdesign—just honest materials done right

the custom moulded EVA mid-sole and durable rubber out-sole offers you both comfort and stability

anatomically shaped cork-latex footbed

Cork footbed molds to the shape of the foot for a custom fit

relaxed enough to wear on repeat

OS1ST Thin Air Performance No Show Black Unisex Socks Size Socks - Num & Alpha:L no overdesign—just honest materials doneMeet the OS1ST Thin Air Performance No Show Socks in Black ultra light, low profile and built for breathability. When the temperature rises, these work overtime to keep things cool. An airy knit with vented channels helps reduce heat build up, while the smooth, low friction interior minimises rubbing. Light compression through the arch keeps the fit secure without feeling restrictive, so theres no slipping, no bunching just streamlined comfort. The no