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Fully moulded light weight EVA outsole with a rubber insert for extra durability
CS6® Performance Calf Sleeves are easier to move in compared heavier supports and they will never bind at your body’s natural angles
Upper: Leather or nubuck
the FS4+ creates a technical performance sock that strengthens the foot and leg structure and prevents overuse injuries
Premium hand crafted leather uppers and leather linings
Thin Air Performance Socks (TA4) - Lavender Size:Small Fully moulded light weight EVABreakthrough 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 profile ever made. The "Thin SkinTM" construction with uniquely
