Schwalbe Doc Blue Tire & Tube Sealant
- Puncture protection and prevention fluid for UST and tubular tires
- Works fast and reliably
- 60 ml/tire (Race bike 30 ml)
- Effective ca. 2-7 Months; Thereafter dries to a rubber film; Can be renewed
- Only suitable for tubes with a removable valve core; Not effective on large defects (cuts/bursts)