VKTRY Silver Sports Insoles: Carbon Fiber Insoles for Casual Athletes - Shock Absorbing Insoles for Energy Return & Explosiveness, Injury Protection & Recovery, Silver, Men: 11-11.5, Women 13-13.5

Carbon Fiber Composite Technology: Built with high-strength carbon fiber composite, designed to absorb shock and redistribute pressure across the foot during prolonged periods of standing. Posture & Alignment Support: Designed with ergonomic arch support and deep heel cup to encourage upright posture, support lower-leg alignment, and maintain comfort during extended periods standing. Anti-Fatigue Cushioning: Proprietary foam layer is designed to work in tandem with carbon fiber to provide structured cushioning, promote stability, and support tired muscles all day long. From Stiff to Supportive: Transforms even the most unforgiving work shoes with carbon fiber-backed cushioning and targeted pressure redistribution - designed to deliver structure and comfort during long days on your feet. All-Day Comfort: Innovative multi-layer structure stands up to constant pressure, locks in supportive cushioning and maintains performance day after day.