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 NCC Verified logo

National Caravan Council – ‘Verified’ logo

OKO Sealant Dosage Calculator

OKO Sealant Dosage Calculator


How much OKO should you use per tyre? See on this page – and on the product pages – our great new Dosage Calculator! Simply enter the tyre size – exactly as shown on the sidewall – and select your OKO Product. Currently available for OKO Off Road, Mining Xtra Heavy Duty, RTG Heavy On Road, and Quads. It’s the most comprehensive calculator ever offered by a tyre sealant company.

Upgrade to OKO’s Exciting New MAGIC MILK Bike Range – launched at Eurobike to great acclaim. Now in TWO Great Versions with a full range of sizes in both – UK riders, see them at our new distributor, On-One

Magic Milk Tubeless for MTB/XC riders: now freer-flowing but stronger than ever!

Magic Milk Hi-Fibre Race – with added fibres to deal with low-pressure Downhill/Enduro/Gravel: and with any type of high-pressure Road Race set-up!

For the latest Bike News, Videos and Stories, check out the NEW @OKOBike Facebook page:

OKO Group seeks distributors for different countries and Market Sectors. (Especially seeking specific regions in USA and India; also Germany, Romania, Greece, Africa, Australia, New Zealand…)

(Don’t sign with any tyre sealant without reading our Distributor Information Blog…)

All puncture sealants are not created equal. Choose OKO.

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