Finally and environmentally-sound, non toxic inner tube flat preventive.
ALSO works with tubeless tires.
It forms a seal using natural nano-fibers which harden up to form a plug when exposed to air.
Doesn't leave an oily or sticky mess like other sealant... you know what we mean if you've ever had to change a tube or tire that experience punctures with sealants.
Applicator tube includes valve core removal tool