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Sums Reviews

4.9 Rating 1,740 Reviews
97 %
of reviewers recommend Sums
“Used my first pair this morning at Edinburgh 5k and they are fantastic.”
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Posted 2 months ago
“Excellent”
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Posted 2 months ago
“Really happy with purchase. Used socks on a couple of long trail runs, really comfortable and no blisters! Wash well. Will defo buy more. Quick delivery.”
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Posted 2 months ago
“Purchases three pairs of Sums- love the colours and feel. Recently wore a pair for my first ever ultra. My feet were well cushioned and for the first time ever…no blisters!!”
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Posted 2 months ago
“Socks came quickly and are great quality - had some good runs in them so far! Company seems focused on the community + charity which is a big plus !”
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Posted 2 months ago
“Perfect fit. So comfortable just a tad bit expensive”
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Posted 2 months ago
“the best pair of running socks i've ever had, 10/10”
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Posted 2 months ago
“Great socks, comfy, and they look great!”
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Posted 2 months ago
“Best socks in the market. Awesome fit, so comfortable.”
Sums 5 star review on 3rd July 2026 Sums 5 star review on 3rd July 2026 Sums 5 star review on 3rd July 2026 Sums 5 star review on 3rd July 2026 Sums 5 star review on 3rd July 2026
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Posted 2 months ago
“These guys do the best socks. They looks cool, have a really high quality feel to them, and most importantly, they perform really well. Do your feet a favour and invest in several pairs. I know I will be!!!”
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Posted 2 months ago
“So far so good. After roughly 50km of running, no issues or discomfort. These seem to be great quality, they are super comfortable and look great.”
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Posted 2 months ago
“Very happy with my purchase. After seeing plenty of advertisements on social medias I decided to give it a go. Ordered 2 pairs and so far not regretting it. Or maybe of only ordering 2 pairs. The short socks are super comfortable and fit under my calf sleeves which is why I was looking for. Long pair also very nice to wear and looks great. Looking forward to many more miles together !”
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Posted 2 months ago
“Done 50mile in last 7 days a great sock got a trail ultra in 2 weeks at 60k in Lakes so that should test them !”
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Posted 2 months ago
“Feel much too tight unforuntately.”
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Posted 2 months ago
Hey Matthew, We're sorry to hear the socks felt much too tight. We'd love the opportunity to help and find the right fit for you. We've reached out to you via email to see how we can help and hopefully get this resolved. We look forward to hearing from you soon. Best, Alice
Posted 2 months ago
“I like the socks, they feel light but supportive. However even the largest size is quite tight for someone with relatively big ankles/calves.”
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Posted 3 months ago
“I liked my first pair so ordered 3 more. They are comfy and supportive”
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Posted 3 months ago
“Very good running socks. Having spent too much money over the years on the bigger brands, none have fit better and looked after my feet more. 👍”
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Posted 3 months ago
“Super comfy socks and nice designs!”
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Posted 3 months ago
“5* - super comfy and completely changed the comfort of my long runs. Definitely worth investing in, please do more designs”
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Posted 3 months ago
“Fully converted to running in Sums socks! Streets, cross country or fell - NO blisters. Excellent”
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Posted 3 months ago
Sums is rated 4.9 based on 1,740 reviews