Feature(may vary by option.)

●These are not ordinary bicycle tyre tubes. Diese besonders robusten Reifenschläuche schützen 2 Jahre lang vor platten Reifen, da sie mit Slime gefüllt sind.
●Slime Hose sealant finds up to 3 mm (1/8") puncture points in your hoses and seals them immediately with Fibro-Seal technology
●Specially designed to protect you from punctures and give you free ride
●Presta valve tube that installs like any conventional tyre tube; detailed instructions included in each pack
●Environmentally friendly, non-toxic, non-corrosive and non-hazardous, non-flammable, water-soluble

[20 in Schrader]