Dr Sludge

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Dr Sludge inner tubes prevent flat tyres, seal punctures instantly up to 3mm in diameter, will work time after time, are water based with anti-corrosion properties that are completely harmless and wil

Dr Sludge puncture prevention tapes suitable for mtb or hybrid tyres Red to indicate MTB combatibility 35mm wide, blue to indicate hybrid/touring compatability 22mm wide. It is non-brittle and long la

Protection sealant to provide ongoing prevention against punctures in tyres. Dr sludge seals punctures in tyres with inner tubes. When a puncture occurs Dr sludge is forced out of the hole by escaping