Perfect Fit and Comfort: These insoles are designed to fit comfortably in your favorite shoes, providing support without sacrificing comfort. The contouring and lightweight design ensure a snug fit while reducing fatigue and strain, allowing you to stay active and pain-free. This durable, rigid, thin and lightweight insole is manufactured using 3K twill plain real carbon fiber. It has a perfect surface finish. Enhanced Stability, Minimal Flexibility: Designed to minimize bending, these insoles provide rigid support to optimize stability, making them ideal for various foot condition