The Slime Bicycle Tube 29\" x 1.85-2.20\" Presta instantly seals tread area punctures up to 1/8\" (3mm) in size. The non-toxic and non-flammable fabric seals multiple punctures repeatedly and can be cleaned up with water.Extra strong with Slime sealant insideInstantly seals tread area punctures up to 1/8ӟ (3mm) in sizeSeals multiple punctures repeatedlyNon-toxic and non-flammableCleans up with water2.9\" x 1.85-2.20\"Presta valve stemPre-filled with puncture stopping Slime tube sealantPrevents flats for up to 2 years