
Hilly
Running sock and accessories brand launched in 1992 by marathon runner Ron Hill after he sold Ronhill; its double-layer Twin Skin sock dates from 1995, and Hilly is now sold under the Ronhill brand. via brand about page ↗
Ratings
Weighted average of 1 source
- Fair Wear 4.0audit / certification body · counts 100%Good (2025) ↗ · 2025-09Benchmarking score 68. Outdoor & Sports Company Ltd., report published 2025-09-16.
Weighted average of 1 source
- Run Oregon 4.0independent blog / video · counts 100%"incredibly durable and especially strong on the toe seam" ↗ · 2017-05 · low weightTwin Skin socks, two testers; positive, one reserved on long-term durability; no numeric score -> 4
No review platform found.
Each source is averaged first, then sources are weighted by reliability: audits, lab tests and verified-buyer platforms count most, rating organisations and expert reviewers less, brand-run reviews and community opinion least. Review scores also weigh by how many reviews stand behind them, and anything older than three years fades.
Verification
Sold via ronhill.com; hilly.co.uk is a parked domain. Research confidence: medium.
Sourcing & ethics
British running-sock brand created in 1992 by marathon runner Dr Ron Hill, sister brand of Ronhill; both belong to Outdoor & Sports Company Ltd and are sold via ronhill.com. Fair Wear member since 2012, rated Good in 2025 (score 68). Production countries are group-wide and mainly Asian, with 100% supplier transparency. Owned by Outdoor & Sports Company Ltd..
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Production
- 🇨🇳 Chinafairwear.org ↗outside Europe
- 🇻🇳 Vietnamfairwear.org ↗outside Europe
- 🇮🇩 Indonesiafairwear.org ↗outside Europe
- 🇮🇩 Indonesiafairwear.org ↗outside Europe
- 🇷🇸 Serbiafairwear.org ↗
- 🇷🇸 Serbiafairwear.org ↗
- 🇮🇳 Indiafairwear.org ↗outside Europe
- 🇮🇳 Indiafairwear.org ↗outside Europe
- 🇺🇦 Ukrainefairwear.org ↗
- 🇺🇦 Ukrainefairwear.org ↗
- 🇬🇧 United Kingdomfairwear.org ↗
- 🇬🇧 United Kingdomfairwear.org ↗
- 🇵🇭 Philippinesfairwear.org ↗outside Europe
- 🇵🇭 Philippinesfairwear.org ↗outside Europe
- 🇰🇭 Cambodiafairwear.org ↗outside Europe
- 🇰🇭 Cambodiafairwear.org ↗outside Europe
- 🇧🇩 Bangladeshfairwear.org ↗outside Europe
- 🇧🇩 Bangladeshfairwear.org ↗outside Europe
- 🇱🇦 Laosfairwear.org ↗outside Europe
- 🇱🇦 Laosfairwear.org ↗outside Europe
Where to buy
Not listed atAbout You · Breuninger · END. · Farfetch · LN-CC · LuisaViaRoma · Mr Porter · Mytheresa · SSENSE · Slam Jam · Très Bien · Yoox · Zalando
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