Specialized’sAirlock Sealant is the in-tube solution for flat prevention, surpassing the competition in flat protection performance.

It’s featured here in a five-gallon container that’s ideal for in-home or shop use.

Features

• Non-toxic, non-separating formula doesn’t have a limited shelf life like the competition.
• Coats the tube for permanent protection.
• Works with any bicycle tube with a removable valve core.
• Works continuously to prevent slow leaks.
• Completely homogenous, so it doesn’t puddle.