Description
1. Overview
The HEALTH Carbon Speed KM3 Racing Shoes are the result of continuous innovation in athletic footwear. Since the brand’s establishment in 1984, specializing in sports exam – focused shoes, the KM3 builds on the legacy of its predecessor, KM2. It’s engineered to meet the demands of high – speed racing and rigorous track and field training.
- Upper Material: Special Hi – Knit high – strength yarn weaving, with two – density materials for a breathable and durable shoe – face.
- Midsole: HiFoam supercritical foaming midsole with dual – density design. The upper layer has a hardness of 40c for soft cushioning and energy feedback, while the lower layer with a hardness of 50c offers stability and support.
- Outsole: Racing – tire patterned outsole with KPU non – slip particles for superior grip.
- Carbon Plate: Full – length reinforced rib carbon plate with a thickness of up to 1.2mm, providing outstanding torsional resistance and forward – driving force.


- Rebound and Propulsion: Compared to KM2, the rebound performance is improved by 20.0%, and the propulsion performance is enhanced by 58%. The full – length carbon plate and supercritical foaming midsole work in tandem to offer excellent energy return.
- Lightweight and Breathable: The Hi – Knit upper ensures breathability, and the shoe’s overall design reduces weight, making it easy to move quickly.
- Stability and Grip: The dual – density midsole provides stability, and the racing – tire patterned outsole with KPU particles offers strong traction, even on wet surfaces.
- Rolling Propulsion: The forefoot upturn point is set at 65% of the midsole, enhancing forward inertia and running propulsion.
- Performance – Driven Design: Whether you’re a professional athlete training for track and field events or a student preparing for sports exams, these shoes are designed to improve your speed and performance.
- Quality Assurance: With a brand history dating back to 1984, HEALTH has a proven track record in producing reliable sports shoes.
- Advanced Technology: The combination of carbon – plate technology, supercritical foaming midsole, and high – strength yarn upper represents the latest in athletic footwear innovation.
- Q: Are these shoes suitable for long – distance running?
- A: Absolutely. The supercritical foaming midsole provides excellent cushioning and energy return, making them ideal for long – distance running.
- Q: What sizes are available?
- A: Sizes range from 38 to 46, catering to a wide range of foot sizes.
- Q: How durable are these shoes?
- A: The high – strength Hi – Knit upper and wear – resistant outsole with KPU particles ensure these shoes are built to last through intense training and racing sessions.
Geneva Rolfson –
I love the variety of color options. It’s nice to have a choice that suits my style.
Myron Roob IV –
Ideal for male and female athletes – a truly versatile spike.
Larissa –
These are World Athletics approved, so I can wear them in official meets.
Santos Hills –
Arch support is solid – no need for custom insoles. Flat-footed runner approved.
Cecil Konopelski MD –
The soft elastic insole makes a huge difference in comfort.
Beryl –
Used them for hurdles—great grip and stability.
Leah Herman –
I love how these shoes reduce foot fatigue during long training sessions and races.
Ollie O’Kon –
Plate extends full length, so no “turtle effect” mid-stride. Smooth all the way.
Ella –
These shoes have helped me improve my stride length and efficiency.
Allan Lubowitz –
Short-distance sprinter here: the forefoot carbon arch is a revelation. Explosive takeoffs and precise turns every time.
Lois Kirlin –
Carbon plate really helps me stay on my toes during acceleration.
Lee Farrell –
I’ve experienced fewer blisters and discomfort since using these well-designed shoes.
Bethany Effertz-Bogisich –
Feels like elite-level spikes for a much better price.
Kristen Hoeger –
The HiFoam adds just enough cushioning without sacrificing speed.
Patrick Prohaska –
The 7-day return policy gave me peace of mind, but I didn’t need it—these shoes are perfect right out of the box.
Beulah Lakin –
The shoes’ construction is solid, with no loose parts or discomfort during use.
Kay Kshlerin –
I’ve never had a spike shoe with this level of energy return.
Johnny Marquardt –
I highly recommend these for anyone serious about their times.
Noah Rowe –
The stability these shoes provide is unmatched. I feel so confident pushing off the blocks.
Edgar Ebert –
I love the way these shoes look on my feet. They’re stylish and functional.