ShoesUnder ArmourInfinite PRO
Under Armour
Under Armour Infinite PRO
Under Armour Infinite PRO. 41.3mm stack, 305g. Retailer specs verified on Running Warehouse.
PR Run scores
PR Run derived fit scores
100-miler readiness
Will this shoe survive a hundred-mile night? 41.3 mm stack, cushion 5/5
Descent tolerance
Does it save your toenails on long descents? 33 mm forefoot, heel counter 4/5
Swelling room
Room to grow when your feet swell? 23.7 mm toebox height
Grit resistance
Does dust stay outside the shoe? 4 BR breathability
Hot-day comfort
How well does it breathe in heat? 4 BR / ?% drying
Achilles-friendly
Kind to a cranky achilles? 8.3 mm drop, heel counter 4/5
Full specs
Drop
8.3 mm
Heel stack
41.3 mm
Forefoot stack
33 mm
Weight
326 g
Plate
No
Waterproof
No
Lab measurements
Fit intelligence
Toebox width
Narrow toebox (72.4 mm vs 96 mm median)
Toebox height
Slightly shallow (23.7 mm vs 25 mm median)
Fit intel pending.
Fit numbers from the lab. Swell guidance: foot care.
Questions before you race
Is the Under Armour Infinite PRO good for 100-mile races?
Elite. 41.3 mm stack, cushion 5/5. 100-miler readiness score 89/100.
Does the Under Armour Infinite PRO fit wide feet?
No. Toebox is 72.4 mm which is narrow. Look elsewhere if you need width.
What is the drop on the Under Armour Infinite PRO?
8.3 mm, with a 41.3 mm heel stack and 33 mm forefoot.
Is the Under Armour Infinite PRO good on wet rock?
Traction coefficient of friction on wet lab surface: 0.48. Solid grip on wet rock.
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swellingRoom: 100/100 (Elite)
descentTolerance: 99/100 (Elite)
gritIngressRisk: 100/100 (Elite)
hotFootScore: 23/100 (Weak)
achillesFriendlyScore: 53/100 (Solid)
hundredMilerReadiness: 89/100 (Elite)