UK: +44 (0)20 7870 3156

Spain: +34 952 731 477

OKO Group – Sole manufacturers of original, genuine OKO tyre sealants

OKO invented effective preventative puncture sealants in 1978. This is the home of the only genuine OKO. Accept no substitute.

Continuously developed, The World’s Favourite Tyre Sealants are now trusted in over 80 countries.

OKO Sealant Dosage Calculator

Click this button to know how much OKO to use…


OKO Puncture Free Bike, our all-purpose bicycle inner tube sealant for bikes and e-bikes, has been tested and approved by Tubolito, leading manufacturers of hi-tech, lightweight TPU synthetic tubes – the only preventative liquid sealant that worked! It’s the most versatile tube sealant you can buy!

YES, WE ARE OPEN FOR BUSINESS!  OKO continues to be produced, observing distancing guidelines, and our office teams are working from home.

NO OTHER tyre sealant manufacturer has achieved ISO 9001 (Quality), ISO 14001 (Environmental), and now ISO 45001 (Health & Safety) certification – and we have been tested and verified Carbon Negative: our products save more CO2 than we produce in our whole operation!

For all vehicle sectors, check our ever-expanding Find a Distributor page to see if we have a gap in your country that you can fill! Act now – you will see that our country coverage is ever-growing and we now have a massive 111 entries in the list, covering the Bicycle market through to massive Mining tyres!

All puncture sealants are not created equal. Choose OKO.





This is a unique website which will require a more modern browser to work! Please upgrade today!