OKO was the original effective tyre sealant when launched in the UK in 1978, has always been made in the UK, and thanks to a programme of continuous development and range extension since then, it remains the best. It continues to be manufactured (with ISO 9001, ISO 14001 and ISO 45001 certification for OKO’s entire operation) from cutting-edge ingredients sourced from leading innovators in chemical development.

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The World's Favourite anti-puncture Tyre Sealants: UK-made since 1978, now sold in 90+ countries.