Trying to avoid anything that could be classed as damaging the roof, stick on Velcro might be a bit weedy.
3M trim tape (for holding side skirts etc on) might be an idea.
The industrial velcro (if it bonds to the membrane) isn’t likely to detach unless you want it to.
@Dammit started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Trying to avoid anything that could be classed as damaging the roof, stick on Velcro might be a bit weedy.
3M trim tape (for holding side skirts etc on) might be an idea.