DOWNHILL SHEAR10,700 FT OF LOSS
Ushuaia, Argentina · March · 131 km
Foot care for Valhöll Fin del Mundo
Valhöll Fin del Mundo is hours on feet. Shear adds up.
Threat matrix
What Valhöll Fin del Mundo does to feet.
Every line below is computed from published course data or written by PR Run and labeled as such.
- Hours on feet81.4 miles inside a 30 hour limit. Every hour adds shear, swelling, and sock saturation.Course data
- Downhill shearMile 15.5 to 22 drops 2,600 ft at 7.5 percent average grade. Toes hit the front of the shoe, heels lift.Course data
- Cold and numb toesLows near 35 degrees F. Wet feet plus cold is how trench foot and numb toes start.Course data
- Long aid gaps16.3 miles between stations at the widest gap. Carry what you need to fix a hot spot alone.Course data
- Night hoursA 30 hour window means hours of taping in the dark with cold hands. Practice it that way.Course data
Downhill shear
Where gravity works on your toes.
Sustained descents pulled straight from the elevation profile. Pretape before these, not after.
The schedule
Where you sit down and take the shoes off.
Set your goal time. The clocks, the stop plan, and the kit all move together.
- UshuaiaMI 006:00
Eyes only
Named station on course.
- Eyes only. Feel for hot spots through the sock and keep moving.
- Valhöll Fin del Mundo mile 16MI 1611:31
Socks and a look
16.3 mi since the last stop, 300 ft of descent into it, cutoff 6 h.
- Socks off. Check the pressure points and swap if the pair is wet.
- Valhöll Fin del Mundo mile 33MI 3317:10
Shoes off
16.3 mi since the last stop, 4,050 ft of descent into it, cutoff 12 h.
- Shoes and socks off. Wipe down, pat dry, fresh socks.
- Check toes and nail beds. 4,050 ft of descent came into this stop.
- Pretape hot spots. 1,300 ft down through mile 41 to 46 is next.
- Valhöll Fin del Mundo mile 49MI 4922:01
Shoes off
16.2 mi since the last stop, 1,300 ft of descent into it, cutoff 18 h.
- Shoes and socks off. Wipe down, pat dry, fresh socks.
- Warm the feet before tape. Cold damp skin will not hold adhesive.
- Valhöll Fin del Mundo mile 65MI 6502:37
Socks and a look
16.3 mi since the last stop, cutoff 24 h, late race, feet already soft.
- Socks off. Check the pressure points and swap if the pair is wet.
- Finish ArgentinaMI 8107:00
Eyes only
16.3 mi since the last stop, cutoff 30 h, late race, feet already soft.
- Eyes only. Feel for hot spots through the sock and keep moving.
Checked on top of the essentials for Valhöll Fin del Mundo.
Vest / pack
Crew bag
Drop bag
Kit deltas
What Valhöll Fin del Mundo adds to the standard kit.
- Pretape for toes and heelsLong descents load the front of the shoe and lift the heel.
- Extra dry socks and a towelCold wet feet break down faster than cold dry feet.
- Vest foot kit you can use aloneThe widest gap is long enough that a hot spot becomes a blister before the next station.
- Light you can tape byTaping in the dark with cold hands is a different skill than taping at your kitchen table.
Shoes
What survives this course.
Matched on terrain, technicality, and distance. Fit still beats every spec, so try them on a long run first.
Crew
What your crew needs on paper.
Two plates. On the left, the race-specific notes that never make it into the standard script. On the right, the printable card your crew reads at two in the morning under a headlamp.
Race day notes
- Crux near Tierra del Fuego peat bog and wind exposure near Ushuaia near mile 53. Plan foot work before the field splits.
- Surfaces: 70% trail / 25% peat bog / 5% road. Match lugs and tape adhesion to the dominant surface.
- Air band 35°F to 55°F. Crew should carry dry socks and skin lube when heat or rain is in range.
- Cutoff 30 hours. Longer stops only where the schedule has real buffer.
- Educational only. Test every tape, sock, and shoe combination on long runs before race day.
Where you sit down
- Valhöll Fin del Mundo mile 33MI 33
- Valhöll Fin del Mundo mile 49MI 49
Print card
A single sheet your crew reads at two in the morning: the stop script, the mandatory kit, and the calls that pull the runner. Print it, laminate it, staple it to the drop bag.
Crew foot care card
Station script. Three to eight minutes if organized.
- Runner sits. Shoes and socks off both feet.
- Inspect: hot spots, maceration, nails, blisters.
- Clean with wipe. Pat completely dry. No tape on damp skin.
- Treat hot spots first. Drain blisters only if necessary with clean technique.
- Fresh socks. Relace shoes. Runner stands and tests before leaving.
Mandatory kit
- Leukotape, kinesiology tape, wipes, blister patches, moleskin
- Scissors, nail clippers, lubricant, powder, spare socks (2+)
- Antibiotic ointment, gloves, cohesive wrap, small towel
When to pull runner: spreading redness, loss of feeling, gait collapse, unmanageable pain.
PR Run · pr.run/foot-care
FAQ
Valhöll Fin del Mundo foot questions.
- 01
Where should I stop for foot care at Valhöll Fin del Mundo?
Valhöll Fin del Mundo mile 33 at mile 32.6, Valhöll Fin del Mundo mile 49 at mile 48.8. Those stops carry the most ground and descent behind them, so a sock change and a tape check pay for the minutes they cost.
- 02
Which section of Valhöll Fin del Mundo wrecks feet?
Mile 15.5 to 22 drops 2,600 ft at 7.5 percent average grade. That is where toes meet the front of the shoe and heels start to lift. Pretape before it, not after.
- 03
Do I need dry socks for the cold sections of Valhöll Fin del Mundo?
Lows near 35 degrees F. Wet feet plus cold is how trench foot and numb toes start. Put a dry pair in every bag you will see after dark and warm your feet before you tape.
- 04
How many sock changes for Valhöll Fin del Mundo?
Plan one at every foot stop you have access to, and carry one spare pair beyond that. 81.4 miles inside 30 hours is long enough that dry socks are faster than the five minutes they cost.
- 05
What goes in my vest for Valhöll Fin del Mundo?
16.3 miles between stations at the widest gap. Carry what you need to fix a hot spot alone. Tape, two wipes, a blister patch, and a small tube of lube covers a hot spot without waiting for crew.
- 06
How do I stop blisters at Valhöll Fin del Mundo?
Start from the biggest threat on this course. 81.4 miles inside a 30 hour limit. Every hour adds shear, swelling, and sock saturation. Fit the shoe with room for swelling, pretape the spots that have blistered on you before, keep grit out, and change socks at every stop you have access to. Blisters come from pressure, friction, and moisture, so remove whichever one this course hands you the most of.
- 07
What foot care kit should I pack for Valhöll Fin del Mundo?
Beyond the standard kit, this course calls for pretape for toes and heels, extra dry socks and a towel, vest foot kit you can use alone, light you can tape by. Long descents load the front of the shoe and lift the heel.
- 08
What shoes work for Valhöll Fin del Mundo?
70% trail / 25% peat bog / 5% road at technicality 5/10 points toward Craft Nordlite Ultra Pro, adidas Fluidflow 20, adidas Pureboost 23. Whatever you pick, race it on a long run first and leave room for feet that swell over the back half.
Educational only. Not medical advice. Persistent pain, infection, or numbness: see a podiatrist or sports medicine clinician.
Train for it
Feet get you to the finish. The plan gets you there on the clock.
Foot care is one system on Valhöll Fin del Mundo. Climbs, descents, heat, fueling, and cutoffs are the rest of it.