David extends his tyre insert experience even further, with yet another test. This time, it's banana yellow Smooth Tyre Inserts from Slicy Products.
Another foamy contender enters the ring. Hoop? Wheel.
Cyclorise do these in two widths, a small one for tyre 2.2in - 2.6in, and a wider one for 2.7in - 3.0in. The ones you see here are the narrower ones, which I ran with 2.4in tyres on a selection of 27.5in wheels.
These inserts are purely designed as impact protection, sitting quite high off the rim and only interacting with the bead seats during impacts.