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The On Running Performance Mid Sock in the Flint | Fiji colourway provides the perfect balance of protection and performance. This sock is lightweight and breathable, with technical mesh that regulates temperature.
Read full descriptionExpress delivery is available for £4.99 (1-3 day service; Royal Mail Tracked 24).
Free delivery on orders of £25 or over (2-4 day delivery service; Royal Mail Tracked 48).
The delivery cost for orders under £25 that include a single item is £3.99 (2-4 day delivery service; Royal Mail Tracked 48).
The delivery cost for orders under £25 that include two or more items is calculated at checkout. The total shipping cost will be dependent on the number of packages we have to send to fulfill your order.
We deliver all over the UK, including Northern Ireland. Your order will be delivered by Royal Mail. For more detailed information, please refer to our Delivery Information page.
Free UK returns & exchanges. For more detailed information, please refer to our Online Returns & Exchanges page.
The On Running Performance Mid Sock in the Flint | Fiji colourway provides the perfect balance of protection and performance. This sock is lightweight and breathable, with technical mesh that regulates temperature.
It is a snug fit and provides subtle support. Made from a combination of polyamide and elastane blend, the mesh sections help to keep foot temperature in perfect balance.
This sock features a pattern at the arch which triggers sensory receptors to get your feet ready for your run. Swiss Engineering helps to keep the sock firmly in place.