More from: Dr Sludge

Dr Sludge Self Sealing Inner Tube - Schrader

These self sealing inner tubes prevent flat tyres by sealing punctures instantly up to 3mm diameter, dont let a flat tyre bring you to a stop again.

"No more problems cycling over blackberry bushes, self sealing tubes for MTBs are great" - Neil (verified customer)

Dr Sludge self sealing inner tube for MTB Mountain Bikes - Schrader



Now pre-filled into inner tube into the correct sizes, these Dr Sludge inner tubes prevent a flat tyre and work time after time.

The inner tube and tyre will not stick together and they will not dry out regardless of outside temperatures.