UK: +44 (0)238 155 0058

Spain: +34 952 53 41 55

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 Magic Milk™ is the fastest-growing Tubeless Bicycle Sealant brand, the Winner in a new independent multi-brand test, and now used by the Mens’ and Womens’ MTB World Champions!

We are adding new National Bike Distributors fast, now including the USA and Canada!  Now we seek an ambitious bike supply company to work with us in SPAIN – could this be you?

And 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!

All puncture sealants are not created equal. Choose OKO.

Thanks to all our many visitors at EUROBIKE 2019, from around the World – we look forward to working with you!






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