Stay Warm Outdoors Every Day
Cold feet ruin adventures and slow you down quickly. Threo ski socks use thick cotton for lasting comfort in chilly conditions. Special fibres keep skin dry, so walking feels easy.
All-Day Cosiness
Soft materials gently hug your skin and prevent discomfort. Enjoy every winter sport and outing without any irritation.
Moisture Control
Sweat dries fast, so feet stay fresh all day long. No dampness or sticky feeling during any active play.
Durable Grip
Anti-friction design helps reduce slipping in boots or shoes. Move confidently on snow, trails, or busy streets.
Size guide
MEASURE YOURSELF:
Stand in your bare feet with your heel against the wall.
Place a ruler on the floor parallel to your foot with the end of the ruler against the wall.
Find the length from the wall to the end of your longest toe.
| SIZE | US | UK | EU | FOOT LENGTH | |
|---|---|---|---|---|---|
| cm | inch | ||||
| M | 4.5-6.5 | 3-5 | 35-38 | 22.2-23.9 | 8.74-9.41 |
| L | 6.5-9 | 5.5-8 | 39-42 | 24.3-26.5 | 9.57-10.43 |
| XL | 10.5-13 | 9-12 | 43-47 | 27.3-29.8 | 10.75-11.73 |
| Size | US | UK | EU | Foot length | |
|---|---|---|---|---|---|
| cm | inch | ||||
| 35 | 5.5 | 4 | 35 | 23 | 9.06 |
| 36 | 6 | 4.5 | 36.5 | 23.5 | 9.25 |
| 37 | 6.5 | 5 | 37 | 24 | 9.45 |
| 38 | 7 | 5.5 | 38 | 24.5 | 9.84 |
| 39 | 7.5 | 6.5 | 38.5 | 25 | 10.04 |
| 40 | 8 | 7 | 39 | 25.5 | 10.04 |
| 41 | 8.5 | 7.5 | 41 | 26 | 10.24 |
| 42 | 9 | 8 | 42 | 26.5 | 10.43 |
| 43 | 9.5 | 9.5 | 43 | 27 | 10.86 |
| 44 | 10 | 10 | 44 | 28 | 11.22 |




















H***T (verified buyer)
United States
Used these for snowboarding and was surprised how comfy they felt inside stiff boots. No rubbing, and my feet stayed dry from morning to dusk.
L***M (verified buyer)
United States
Wore these ski socks all weekend in Austria. My toes stayed warm on every lift ride, and they didn’t feel sweaty even after long runs.
O***H (verified buyer)
United States
Got a few pairs for our family sledding day. The kids stayed happy longer because their feet stayed cosy and dry, and my own boots felt much nicer.
K***D (verified buyer)
United States
I use these for winter hikes. The grip inside my boots feels solid, no bunching, and the sweat seems to disappear instead of soaking the fabric.
M***J (verified buyer)
United States
I work outside at a construction site, and these socks have been a game changer. My feet stay warm, and they don’t slide around in my work boots.
S***L (verified buyer)
United States
Bought these for my teenage son who plays outside for hours. He comes home with warm, dry feet instead of frozen toes and soggy regular socks.
R***P (verified buyer)
United States
I have poor circulation, so winters are tough. These thick socks kept my feet cosy while shovelling the driveway and driving to work early mornings.
D***R (verified buyer)
United States
I bought these for my daily winter walks with the dog. They keep my feet toasty and dry, even when the sidewalks are slushy and wet.
C***B (verified buyer)
United States
I wear these on my motorcycle rides in cold weather. Even at highway speeds, my feet stay warm, and I don’t feel that awful damp chill anymore.
E***K (verified buyer)
United States
Got these for a ski trip with my boyfriend. We both wore them every day, and our feet never got cold or sore, even in heavy snow.