OS1ST TA4 Thin Air No Show Steel Blue Os1st Womens Left and right asymmetrical steel

Left and right asymmetrical steel toe

Built on a single-width

• Bellows tongue keeps out debris

With adjustable straps and a magical cork footbed that conforms to the shape of your foot

with Rocky's VP Waterproof technology

OS1ST TA4 Thin Air No Show Steel Blue Os1st Womens Left and right asymmetrical steelOS1ST TA4 Thin Air No Show Steel Blue comfortable breathable sock Breakthrough product specifically designed for comfort, fit, protection and breathability. OS1st TA4 Thin AirTM Performance Socks feature never before applied technology to keep your feet cool and protected during any activity. Created using 200n medical grade machinery and materials we are able to build in comfort, durability and blister protection, yet with the thinnest upper foot