Yes I did mean the sidescreens -- the best solution I have tried is 3M button bits - like interlocking velcro. These hold well up to about 70mph - I also tried Velcro straps and these work well but are fiddly. What do the magnets look like??

Robbie
2021 Plus Four -- Helga
211-WX-1433

"Fettlebodge"--A chief of the PaddyMogs