Ultrafly Trail
Ultrafly Trail is the first-generation Ultrafly, built to balance speed and grip in long-distance trail racing. ZoomX foam works with a carbon Flyplate, while a Vibram Litebase outsole with Traction Lug geometry and Megagrip compound supports traction across rocky terrain, climbs and descents.
- Intended uses:
- Trail, Race
Specs
- Weight
- 300g
- Of 844 known values: 647 lower, 24 equal, 173 higher. The marker uses the midpoint of equal values.
- heavierUpper 23.3%, including ties / average +33g
- Drop
- 8.5mm
- Of 846 known values: 670 lower, 4 equal, 172 higher. The marker uses the midpoint of equal values.
- higherUpper 20.8%, including ties / average +1.7mm
- Stack height (heel/forefoot)
- 38.5 / 30mm
- Of 709 known values: 512 lower, 15 equal, 182 higher. The marker uses the midpoint of equal values.
- higherUpper 27.8%, including ties / average +3.9mm
- Carbon plate
- Yes
- 17% of 796 known models have carbon plates
- Midsole
- ZoomX
- Outsole
- Vibram Litebase / Traction Lug / Megagrip
- Reference price
- -
- Not registered
Weight measurement and plate details
- Weight note
- Nike Japan's exact official article lists 300g for men's US 10; the same spec block lists 249g for women's US 8.
- Plate note
- Nike's exact official articles explicitly identify a carbon Flyplate between the ZoomX foam and the wrapped midsole.
Prices and release dates by market
1 market is registered. Values are shown as published for each market: no currency conversion and no guessed days or months. Reference prices are not current shop prices.
| Market | Reference price | Release |
|---|---|---|
| Global | Not registered | 2023-08Shown above |
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Compare within the database
See where these specs sit in the overall distribution. You can also compare within the same category.
Comparison: All data (907 shoes)
Position map
Weight x stack height
registered average: 266g / 34.6mm (700 shoes)
The scatter plot includes only shoes with both weight and stack height registered.
Spec distributions
Weight
This shoe 300g·registered average 267g (844 shoes)
Drop
This shoe 8.5mm·registered average 6.8mm (846 shoes)
Stack height
This shoe 38.5mm·registered average 34.6mm (709 shoes)
Items with missing numeric values are excluded. Sample sizes and measurement conditions vary between models; this distribution is not a performance ranking.