Slime Extra Strong Self-Sealing Bicycle Tube Presta 700 x 19-25mm – 30085

These are no ordinary bicycle tubes! These extra strong inner tubes stop flats for 2 years because there is Slime inside. 

• No more flats for 2 years!
• Extra strong because there’s Slime inside
• Instantly seals tread area punctures up to 1/8″ (3mm) in size
• Seals multiple punctures repeatedly
• Non-toxic and non-flammable
• Cleans up with water
• Tube sizes and valve types available for nearly every type of bike. See the Sizes & Specs tab for size and valve details.

Works in bicycles, wheelbarrows, wheelchairs, jogging strollers, snow blowers and much more. Stop flats for 2 years!

Between the dozens of size options and the various valve stem types (Presta, what is that?), selecting the correct tube for your bike can be challenging. Check out our quick tube guide to help you select the perfect tire tube for your bicycle every time.