Overview
Running an Ultra demands more from your running shoes… and socks. Just like the iconic ULTRA GLIDE shoe, the ULTRA CREW is designed for clocking up the kilometers. The elasticated knit provides light compression and support, and always stays in place – however far your passion takes you.
Reviews
Unisex Socks
Calculate your own measurements, then select your product size
ORDER SIZE | FOOT LENGTH (INCH) | UK | EUR | US - MEN | US - WOMEN |
S | 8.5 - 9.1 | 3 1/2 - 5 | 36 - 38 | - | 5 - 7 |
M | 9.3 - 10 | 5 1/2 - 7 | 39 - 41 | 6 - 8 | 8 - 10 |
L | 10.2 - 11 | 7 1/2 - 10 | 42 - 44 | 8 1/2 - 11 | - |
XL | 11.2 - 11.8 | 10 1/2 - 12 | 45 - 47 | 11 1/2 - 14 | - |
ORDER SIZE | FOOT LENGTH (CM) | UK | EUR | US - MEN | US - WOMEN |
S | 21.5 - 23 | 3 1/2 - 5 | 36 - 38 | - | 5 - 7 |
M | 23.5 - 25.5 | 5 1/2 - 7 | 39 - 41 | 6 - 8 | 8 - 10 |
L | 26 - 28 | 7 1/2 - 10 | 42 - 44 | 8 1/2 - 11 | - |
XL | 28.5 - 30 | 10 1/2 - 12 | 45 - 47 | 11 1/2 - 14 | - |

- Place a sheet of paper on the floor and against a wall.
- Stand on the sheet of paper with your foot perpendicular to the wall and your heel against the wall.
- Use a pen to draw a line just in front of your big toe. Repeat for both feet and take the longer distance to determine your size.
- Then use a ruler to measure the distance between the wall and the line you drew to find your size.
BENEFITS
Long-distance comfort
Soft yet breathable Merino wool with a little elastane for extra stretch. So, you can push on and on.
Supportive fit
Get that extra support with an anatomical fit that cradles your foot and all-over elastane for light compression.
Moisture management
This blend of Merino wool and synthetic fibers is great at evacuating sweat – we’ve also added mesh ventilation in all the right places.

FEATURES
Merino wool
The highest, finest type of wool obtainable. It does not itch and is shrink treated to hold its size and shape.
All-round stretch
Elasticated stretch throughout the sock cradles your foot for enhanced foothold.
Made in Italy
This sock draws on Italian expertise and know-how.
Evacuate sweat, Flat toe seam, Reinforced heel, Reinforced toe, Specially shaped welt, Ventilated mesh panel, Anatomical Fit
DETAILS
Materials & Maintenance
Do Not Bleach, Do Not Dry Clean, Do Not Iron, Do Not Tumble Dry, Machine Wash (30°C Delicate)
50
M 39-41
Body: 42% Polyamide, 36% Wool, 18% Polypropylene, 4% Elastane
BENEFITS
Long-distance comfort
Soft yet breathable Merino wool with a little elastane for extra stretch. So, you can push on and on.
Supportive fit
Get that extra support with an anatomical fit that cradles your foot and all-over elastane for light compression.
Moisture management
This blend of Merino wool and synthetic fibers is great at evacuating sweat – we’ve also added mesh ventilation in all the right places.

FEATURES
Merino wool
The highest, finest type of wool obtainable. It does not itch and is shrink treated to hold its size and shape.
All-round stretch
Elasticated stretch throughout the sock cradles your foot for enhanced foothold.
Made in Italy
This sock draws on Italian expertise and know-how.
Evacuate sweat, Flat toe seam, Reinforced heel, Reinforced toe, Specially shaped welt, Ventilated mesh panel, Anatomical Fit
DETAILS
Materials & Maintenance
Do Not Bleach, Do Not Dry Clean, Do Not Iron, Do Not Tumble Dry, Machine Wash (30°C Delicate)
50
M 39-41
Body: 42% Polyamide, 36% Wool, 18% Polypropylene, 4% Elastane