AVAILABLE: 3 pairs in stock - Immediate shipping with express courier. Order the Hoka Mach X 31168720/NNHK yellow-green now for intense training and 10-21km races.
Hoka Mach X 31168720/NNHK Technical Specifications
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Product Code: 31168720/NNHK
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EAN: 198605192036
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Color: Yellow-Green (Neon Yellow/High-Visibility Green)
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Midsole: Dual-density PEBA for maximum energy return
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Plate: Integrated Pebax® for explosive propulsion
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Upper: Engineered breathable mesh for high-pace ventilation
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Outsole: Strategic rubber grip for wet/dry asphalt
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Weight: 250g ultra-light (size 42)
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Drop: 5mm for natural forefoot propulsion
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Technology: Meta-Rocker™ geometry for speed, lockdown collar
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Target Pace: 3'30"-4'30"/km for quality workouts and races
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Ideal Distance: 10-21km (10km, half marathon)
Hoka Mach X Men's Size Chart
| EU Size |
Foot Length (cm) |
Fit Notes |
| 41⅓ |
26.0-26.5 |
Regular fit |
| 42 |
26.5-27.0 |
Regular fit |
| 42⅔ |
27.0-27.5 |
Regular fit |
| 43⅓ |
27.5-28.0 |
Regular fit |
| 44 |
28.0-28.5 |
Regular fit |
| 44⅔ |
28.5-29.0 |
Regular fit |
| 45⅓ |
29.0-29.5 |
Regular fit |
Fit and Comfort
The Hoka Mach X has a regular fit true to size with medium volume. If you have wide feet, consider half a size up for mesh upper comfort. The Pebax plate requires 2-3 runs to adapt. Brand comparison: similar fit to Nike Vaporfly (slightly more comfortable), narrower than Hoka Clifton, more racing than Brooks Hyperion.
Anti-Use Case: When NOT to Buy
❌ NOT suitable for beginner runners - stiff plate requires advanced running technique (use Hoka Clifton 9)
❌ NOT for long slow recovery runs - too reactive, can cause fatigue (try Hoka Bondi 8)
❌ NOT for 42km marathon - excessive distance for racing geometry (use Hoka Rocket X carbon)
❌ NOT for trail/dirt roads - road outsole, need Hoka Speedgoat 5
❌ NOT for overweight 85kg+ - insufficient cushioning (use Hoka Bondi max cushion)
Competitor Comparison
✓ vs Nike Vaporfly Next% 3: Mach X price -50%, PEBA vs ZoomX, superior durability, less pure racing
✓ vs Adidas Adizero Boston 12: Hoka more cushioned, Pebax plate vs Energyrods, similar weight
✓ vs Saucony Endorphin Speed 3: Mach X lower drop (5mm vs 8mm), superior PEBA, price +10€
Maintenance and Care
🧼 Clean mesh upper with a soft brush and cold water. Remove insole first.
🌬️ Air dry at room temperature, never on a radiator or in a dryer (degrades PEBA).
👟 Rotate with another shoe to preserve PEBA (minimum 24h rest between runs).
📅 Replace after 400-600km or when the plate loses reactivity.
Running Guide: Pebax vs Carbon Plate
The Pebax plate in the Hoka Mach X offers explosive propulsion similar to carbon but with greater durability (600km vs 400km) and an accessible price (-40% vs carbon-plate). Ideal for intermediate-advanced runners (sub 45' 10km, sub 1h40' half marathon) seeking a fast shoe for quality workouts (1000m-3000m repeats, progressive runs, 10-15km tempo runs) and 10-21km races. PEBA technology ensures superior energy return compared to traditional EVA. The 5mm drop promotes a natural forefoot strike. High-visibility yellow-green color for safety during evening/morning runs.
Hoka Mach X 31168720/NNHK FAQ
Q: Do the Mach X run large or small?
A: They run true to size. Wide feet: take half a size up.
Q: Can I use them for a marathon?
A: Not recommended beyond 21km. For a marathon, use Hoka Rocket X or Clifton 9.
Q: Are they suitable for beginners?
A: No, the stiff plate requires technique. Beginners: Hoka Clifton 9.
Q: How long do they last?
A: 400-600km before the Pebax plate loses reactivity.
Q: Difference vs Hoka Rocket X?
A: Rocket X has a full carbon plate (+30€), more racing. Mach X is more versatile for training-races.
Related products:
→ Men's Running Shoes Collection
→ All Hoka One One
→ Hoka performance anti-blister running socks (add to cart)
