If you want to prevent punctures effortlessly and enjoy all the benefits of OKO Puncture free sealant - replace your old regular tubes to OKO self sealing tubes! Ready to use: these high-quality bike inner tubes are filled with exactly the right dose of OKO Puncture Free and are as easy to fit as regular inner tubes. For 29" Mountain Bike tires (check your tire marking).
Valve: AV (Schrader)
Fits tire sizes: 29"x1.90-2.35 (from 47-622 to 60-622)
All the advantages of OKO Puncture Free sealant:
Much longer effective life
Can seal larger punctures
Seals multiple holes
Contains anti-corrosion agents - no adverse on tubes