Feature(may vary by option.)

●These are not ordinary bicycle tyre tubes. Diese besonders robusten Reifenschläuche verhindern zwei Jahre lang platte Reifen, da sie mit Slime gefüllt sind.
●Slime Hose sealant finds up to 3mm punctures in your hoses and seals them instantly with Fibro-Seal technology
●Specially designed to ensure you stay in the saddle without punctures in tubes spoiling your ride
●Schrader valve tube that can be installed like any conventional tire tube; detailed instructions included in each pack
●Environmentally friendly. Non-toxic, non-corrosive and non-hazardous, non-flammable, water-soluble

[20 in Schrader]