OS1st TA4 Thin Air No Show Sock (Unisex) - Lite Pink 2025aws80 Featuring a convenient side zipper

Featuring a convenient side zipper and adjustable medial gore

Insoles are removable if you prefer to use your own

Aetrex Low Profile Orthotics are designed to provide maximum support and comfort in footwear without removable foot beds

Featuring arch support and Cobra Orthotic Technology for ultimate relief

A timeless model that excels in simplicity

OS1st TA4 Thin Air No Show Sock (Unisex) - Lite Pink 2025aws80 Featuring a convenient side zipperLight as Air, Thin and Mighty Engineered for runners and athletes who demand breathability without sacrificing performance. Thin Air Performance Socks feature Skin Thin heat release zones and woven lift bars to increase airflow and reduce moisture, keeping your feet cool, dry, and blister free. Ultra breathable Skin Thin zones Enhance ventilation and prevent overheating. Moisture wicking fabric Keeps feet dry to reduce blisters and irritation.