
Sizing Chart
US Size | EU Size | UK Size | Length (cm) | Length (In) |
---|---|---|---|---|
3.5 | 36 | 4 | 23.5 cm | 9.25 in |
4 | 37 | 4.5 | 23.8 cm | 9.37 in |
5 | 38 | 5.5 | 24.5 cm | 9.65 in |
6 | 39 | 6.5 | 25.1 cm | 9.88 in |
6.5 | 40 | 7 | 25.4 cm | 10.00 in |
7.5 | 41 | 7.5 | 25.7 cm | 10.12 in |
8 | 42 | 8 | 26.0 cm | 10.24 in |
9 | 43 | 8.5 | 26.7 cm | 10.51 in |
9.5 | 44 | 10 | 27.3 cm | 10.75 in |
10.5 | 45 | 11 | 27.9 cm | 10.98 in |
11.5 | 46 | 12 | 28.6 cm | 11.26 in |
12 | 47 | 13 | 29.2 cm | 11.50 in |
12.5 | 48 | 13.5 | 30.0 cm | 11.81 in |
13 | 49 | 14 | 30.5 cm | 12.01 in |
13.5 | 50 | 14.5 | 31.0 cm | 12.20 in |
- For best fit, choose an insole that is 1.0 - 1.5 cm shorter than your removable shoe insert.
- If in-between sizes, round down to ensure the insole fits inside your shoe easily.
Collapsible content
Description
Description
The ExtraBoost is an ultra-light 0.05-inch (1.2mm) carbon fiber insoles amplify energy return, reduce fatigue, and push your performance further.
Built for athletes who demand more.
Shoe Fitting
Shoe Fitting
These inserts fit most athletic and casual shoes, offering comfort and support for all-day wear.
Foot Pain Relief
Foot Pain Relief
These inserts provide excellent shock absorption, helping to reduce pressure and strain on your feet. By cushioning each step, they can alleviate discomfort, promote better foot alignment, and support long-lasting comfort throughout the day.

Power. Speed. Precision.
Run Faster
The rigid structure enhances push-off power.
Jump Higher
More energy return for explosive movements.
Train Longer
Reduces foot fatigue and pain.

Unleash Speed. Maximize Performance.
Elevate your game with carbon fiber insoles designed for speed, comfort, and impact reduction.
Move faster, perform better, and feel the difference in every step!
FAQs
What size should i get?
What size should i get?
The size chart is available to help you choose the right fit.
Are they suitable for everyday wear?
Are they suitable for everyday wear?
They’re designed for performance, but you can use them daily for extra support.
What if I’m not satisfied?
What if I’m not satisfied?
No worries! We offer a 14-day money-back guarantee. If you’re not happy for any reason, you can return the product for a full refund.
When can I expect my order to arrive?
When can I expect my order to arrive?
Delivery typically takes 7-10 business days. For more details, check our shipping policy.

Maximum Energy Return for Peak Performance
Unlike regular insoles, these carbon fiber inserts store and release energy, giving you an explosive boost in every movement.
The Powerful Benefits of Carbon Fiber Insoles
What Our Customers Are Saying About Their Carbon Fiber Insoles
91%
Reported a reduction in foot pain and discomfort after switching to carbon fiber insoles.
89%
felt increased propulsion, allowing them to run faster with less effort.
87%
experienced better ball control and stability, thanks to enhanced foot support.
82%
Reported fewer injuries, as the insoles absorbed impact and provided better shock distribution.
According to a survey completed by customers after 30 days of using the product