Bike rim tape is a Cloth, PVC, or Nylon tape that runs around your bike rim to protect your inner tube from being punctured by your spokes and or spoke holes.
Replacing standard rim tape or rim strip, Caffélatex Tubeless Tape makes rims air-tight, sealing spoke holes. It allows tubeless conversion of most bicycle wheels, using Tubeless or Tubeless-Ready tires, Caffélatex...