CLOUDLINE
Hiking Sock - Ultralight
Hiking Sock - Ultralight
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The heat of summer shouldn’t put a stop to your adventures — and happy feet go a long way. Our lightest merino wool hiking socks are built for a smooth, blister-free fit. Great breathability and cool, lasting comfort make this sock the perfect companion to all your ultralight pursuits. Summertime backpacking trips, thru-hikes, and walks around town just got way better.
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Covered by the Cloudline Lifetime Guarantee
This style is also available on Amazon
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![Cloudline Hiking Sock - Ultralight - Teal](http://www.cloudlineapparel.com/cdn/shop/files/hiking-socks-ultralight-merino-teal-angled-2_0d787a8d-7d5c-4e90-ab1f-2682e05a8d98.jpg?v=1683659814&width=1445)
![Cloudline Hiking Sock - Ultralight - Granite](http://www.cloudlineapparel.com/cdn/shop/files/hiking-sock-light-cushion-grey_5ab4b45b-038b-42da-9c22-a3bc34b5c08a.jpg?v=1683659814&width=1445)
![Cloudline Hiking Sock - Ultralight - Hi-Vis Orange](http://www.cloudlineapparel.com/cdn/shop/files/ultralight-hiking-sock-orange-angle-2_1c848a00-b1c5-44f8-b59d-72f10b349374.jpg?v=1683659814&width=1445)
![Cloudline Hiking Sock - Ultralight - Backcountry Blue](http://www.cloudlineapparel.com/cdn/shop/files/hiking-sock-ul-bc-blue_63bc82be-2ff1-4f21-9eef-3700cc354b67.jpg?v=1694806758&width=1445)
![Cloudline Hiking Sock - Ultralight - Midnight](http://www.cloudlineapparel.com/cdn/shop/files/hiking-sock-light-cushion-black_8d63e300-9259-4f4c-b8bb-d50cb7c9c5a6.jpg?v=1694806758&width=1445)
![Women wearing Cloudline hiking socks, backpacking through forest trail.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks-backpacking.jpg?v=1694806758&width=1445)
![Trail runner wearing Cloudline hiking socks running fast.](http://www.cloudlineapparel.com/cdn/shop/products/hiking-sock-ultralight-860176.jpg?v=1683659814&width=1445)
![Women wearing Cloudline hiking socks crouched next to backpacking stove lifting pot lid.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks.jpg?v=1683659814&width=1445)
![Close up of cloudline sock worn by women on trail with mountain in distance.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks-closeup.jpg?v=1683659814&width=1445)
![Hiker wearing Cloudline hiking socks and sandals sitting on rock above lake.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks-sandals.jpg?v=1683659814&width=1445)
![Hiker wearing Cloudline hiking socks and sandals on trail.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks-sandals-2.jpg?v=1683659814&width=1445)
![Backpacker wearing Cloudline hiking socks trekking up steep trail with walking stick.](http://www.cloudlineapparel.com/cdn/shop/products/hiking-sock-ultralight-643129.jpg?v=1683659814&width=1445)
![Close up of Cloudline logo on hiking socks worn by women resting by trail.](http://www.cloudlineapparel.com/cdn/shop/products/womens-ul-hiking-socks-sandals-3.jpg?v=1683659814&width=1445)
Size Guides
Sock Size Guides
WOMEN'S | US | UK | Europe | CM |
Small | 4 - 6.5 | 2 - 4.5 | 35 - 37 | 20.5 - 23 |
Medium | 7 - 9.5 | 5 - 7.5 | 38 - 40 | 23.5 - 25.5 |
Large | 10 -12.5 | 8 - 10.5 | 41 - 45 | 26 - 28.5 |
X-Large | 13 - 15 | 11 - 13.5 | 46 - 49 | 29 - 31 |
MEN'S | US | UK | Europe | CM |
Small | N/A | N/A | N/A | 20.5 - 23 |
Medium | 6 - 8.5 | 5.5 - 8 | 39 - 41 | 23.5 - 25.5 |
Large | 9 -11.5 | 8.5 - 11 | 42 - 44 | 26 - 28.5 |
X-Large | 12 - 14.5 | 11.5 - 14 | 45 - 47 | 29 - 31 |
KID'S | SIZE | AGE | INCHES | CM |
X-Small | 6T - 8.5T | 1.5- 3.5 | 5 - 6 | 12.7 - 15.24 |
Small | 9T - 11.5T | 3.5 - 5.5 | 6 - 7 | 15.25 - 17.78 |
Medium | 12T -2.5Y | 5.5 - 8.5 | 7 - 8 | 17.79 - 20.32 |
Base Layer Size Guides
WOMEN'S | X-Small | Small | Medium | Large |
Chest | 16 5/8" | 17 5/8" | 18 5/8" | 19 5/8" |
Waist | 14 3/8" | 14 3/4" | 15 1/8" | 15 1/2" |
Length | 24 7/8" | 25 1/2" | 26 1/8" | 26 3/4" |
MEN'S | Small | Medium | Large | X-Large |
Chest | 19 3/8" | 20 3/8" | 21 3/8" | 22 7/8" |
Waist | 18 5/8" | 19 5/8" | 20 5/8" | 22 1/8" |
Length | 28" | 28 5/8" | 29 1/4" | 29 7/8" |
![](https://cdn.shopify.com/s/files/1/0880/2184/files/how-to-measure-baselayer_480x480.jpg?v=1581528178)
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SOCK FEATURES
SOCK DETAILS
LIFETIME GUARANTEE
If you wear out a pair of Cloudline socks our team is here to get them replaced with our simple warranty process so you can get back on the trail.
![](http://www.cloudlineapparel.com/cdn/shop/files/hiking-crew-ul-wmns.jpg?v=1675458166&width=3200)
![Humanely raised sheep grazing in the mountains.](http://www.cloudlineapparel.com/cdn/shop/files/cloudline-socks-responsible-wool-standard-certified_5b3751c4-199e-48a6-b2b0-c31586f4101d.jpg?v=1675225352&width=1500)
Merino You Can Feel Good About
Cloudline socks are knit exclusively with premium merino wool certified by the Responsible Wool Standard. This ensures our wool comes from farms that take a responsible approach to land management, and follow the principles of the Five Freedoms for Farm Animals.