| Unit | Sizes | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| US & Canada | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 13 | 14 | 15 | 16 |
| UK | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12.5 | 13.5 | 14.5 | 15.5 |
| Europe | 39 | 39 | 40 | 40-41 | 41 | 41-42 | 42 | 42-43 | 43 | 43-44 | 44 | 44-45 | 45 | 46 | 47 | 48 | 49 |
| Inches | 9.3 | 9.5 | 9.6 | 9.8 | 9.9 | 10.1 | 10.3 | 10.4 | 10.6 | 10.8 | 10.9 | 11.1 | 11.3 | 11.6 | 11.9 | 12.2 | 12.5 |
| Centimeters | 23.5 | 24.1 | 24.4 | 24.8 | 25.4 | 25.7 | 26 | 26.7 | 27 | 27.3 | 27.9 | 28.3 | 28.6 | 29.4 | 30.2 | 31 | 31.8 |
Run a few miles, scale a peak, and set your sights on your newest adventure with the upgraded Altra® Footwear Olympus 4 trail-running shoes.
Predecessor: Olympus 3.5.
Stack Height: 33mm.
Balanced Cushioning places the heel and forefoot at equal distance from the ground to promote proper, low-impact form throughout the run.
Engineered mesh upper provides enhanced breathability and airflow for all-day comfort.
Lightly-padded tongue and collar with flat laces that allows traditional lace-up closure.
Protective toe cap with drainage holes that deliver increased ventilation.
GAITERTRAP™ hook-and-loop tab allows strapless gaiter attachment that prevents debris build-up beneath the shoe.
Soft fabric lining creates a comfortable wear inside of shoe.
FootShape™ toe box allows your toes to relax and spread naturally for more comfort and stability during uphill climbs and downhill descents.
Highly-responsive EVA midsole with InnerFlex™ flexible grooves delivers more speed and improved performance.
Vibram® MegaGrip® rubber outsole with TrailClaw™ canted lugs positioned strategically beneath the metatarsals to provide traction at the toe off.
Imported.
Measurements: Weight: 12 oz
Product measurements were taken using size 10, width D - Medium. Please note that measurements may vary by size.
Weight of footwear is based on a single item, not a pair.