Carbon Fiber Performance Insoles

ENHANCE PERFORMANCE CARBON FIBER: Freeior sports insoles made of 100% carbon fiber enhance athletic performance by returning energy propulsion (Each flips to fit either foot). It'll be a game changer that helps you jump higher, run faster, and reduce your risk of foot twists via rigid support

UNIQUE BREATHABILITY: Hex-grid design dries 3x faster than solid carbon insoles, so you concentrate more on OT games without Overheating of the feet. Still lets you dig deep for explosive jumps, quick cuts, and more

0.3 - 0.5 INCHES SHORTER: Measure your original insole, then select carbon fiber insole that is 0.3"-0.5" shorter. Insole cannot be cut. Need to be placed under cushion insole - use with Freeior arch support shock absorption will more impressive when jumping or landing hard

AEROSPACE-GRADE CARBON FIBER RIGIDITY: Weighing only 0.08 lbs each with 5x steel’s strength, these ultra-thin (0.04") carbon fiber insert taking up little space inside the shoe. It is also a protective shield for heavy runners - it can support weights of 200 lb+

ONLY FOR SHOES WITH REMOVABLE INSOLES: Best for basketball shoes, hiking shoes, athletic shoes, work boots, etc., Not for cleats and fixed insoles. Put into shoes with laces to better fix the feet