Slime Smart 29x1.85/2.20 bike tube with presta valve

Feather-weight tube with "Slime Lite" sealant

Instantly seals punctures up to 1/8"(3mm) and prevents flats with no added weight.

How the Slime Smart Tube Works
Microfibers in our patented formula are carried by the escaping air to the puncture ©lordgunbicycles.com where they build up to form a plug that stops air loss.

• 48 mm Presta valve
• Real weight: 369 g