OKO Tube 700c Puncture Free PV40

OKO Puncture Free tubes are high quality, strong inner tubes pre filled with just the right amount of OKO Puncture Free. The easiest way to fit OKO.

Suits 700c tyres from 28mm to 35mm wide.

Shipping Weight: 293g.

These bike inner tubes are filled with exactly the right dose of OKO Puncture Free and are as easy to fit as regular inner tubes.

They are robust, high-quality tubes and come in the most populare sizes: a 20 inch BMX size, 26 inch for mountain bikes (in a choice of schrader or presta valves) and in 700c in Schrader or Presta valve.

Instructions are given in English/French/Spanish/German/Dutch/Italian.

The 20" tubes have 80ml of sealant, the 26" and 700c tubes have 120ml of sealant.

The Advantages of OKO Puncture Free Sealant

  • Not latex-based
  • Much longer effective life
  • Combats larger punctures
  • Seals multiple holes
  • Contains corrosion inhibitors
  • Water-soluble
  • Non hazardous


  • Non-corrosive
  • Non-flammable
  • Non-hazardous (not excluded from air shipments, unlike some ammonia-containing products)
  • No adverse effect of sealant on tube (contains anti-corrosion agents)
  • Sealant colour: blue
  • Viscous
  • Low odour


No risk and safety labels or warnings are required since this product is not classified as hazardous under current regulations and the sealant is normally retained inside the tube. If you are in contact with the sealant, normal safety precautions should be taken: wear gloves and protect eyes. Rinse sealant of any clothes that it may by spilled on. Keep away from children. If swallowed, see a doctor.