Trail de la Castaña 2026
Mandatory gear
The Trail de la Castaña organisation requires you to carry this gear during the race. Non-compliance may result in time penalties or disqualification. Always check the official rules before the race, as the list may change between editions.
The emergency kit for Trail de la Castaña: 3 pieces and done
These 3 pieces cover the race safety gear. Together they cost €130.84 and take a minute to buy; the rest of the list is explained below.
Prices may vary. Check the store for the current price.
Mandatory gear — Trail de la Castaña
| Item | Notes | Qty | Distances |
|---|---|---|---|
✓ Windproof jacket  Salomon Bonatti WP View on Amazon →(opens in a new tab) | Recommended for October's cool early-morning temperatures in El Bierzo | 1 | All distances |
✓ Emergency whistle  Fox 40 Classic View on Amazon →(opens in a new tab) | Standard requirement in FCLM mountain race rulebooks for isolated sections | 1 | All distances |
Which vest do you need for Trail de la Castaña?
With 19 km on the longest distance and this mandatory gear list, you need a 5 L vest. These are our picks:
💡Tip: check your gear several days before the race. Never use anything new on race day.
Recommended products to meet mandatory gear requirements
Salomon
MandatorySalomon Bonatti WP
Ultralight waterproof windproof jacket (135 g). Taped seams, adjustable hood and back ventilation. Packs into its own pocket.
View on Amazon(opens in a new tab)Fox 40
MandatoryFox 40 Classic
Emergency whistle with no internal part; works when wet and muddy. 115 dB sound audible from far away. The standard in mountain races.
View on Amazon(opens in a new tab)
Salomon
Salomon Speedcross 6
Salomon's most versatile trail shoe, ideal for technical terrain and mud. Exceptional grip with Contagrip sole and EnergyCell+ cushioning.
Strengths
- +Exceptional grip in mud and technical terrain
- +Reinforced toe protection
- +Comfortable and quick Quicklace system
- +Efficient water drainage
Watch out for
- −Average durability on pavement
- −Somewhat narrow fit for wide feet
Leki
Leki Ultratrail FX.One
Foldable trail running poles in 3 sections (110-130 cm). Ultralight carbon (175 g per pole), compact 38 cm folded. Speed Lock 2 locking system.
View on Amazon(opens in a new tab)
Nathan
Nathan TrailMix Plus 3.0
Hydration belt with two 300 ml rigid flasks with Push-Pull valve, an expandable phone pocket and 360° reflectivity. The fixed flasks barely bounce, unlike a heavily loaded soft belt pouch.
Strengths
- +Reliable hydration with two 300 ml flasks and a fast-sip valve
- +Rigid flasks: less bounce than a heavily loaded soft belt
- +360° reflectivity for low-light runs
Watch out for
- −Bulkier than a minimalist belt if you don't need to carry liquid
- −Rigid flasks take up more space than an empty soft belt
Buying guides to choose well
Want to know more? Read our complete guide to mandatory gear for ultra trail.
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