Redesign of my rod clip (thing:227528). You can use this one to keep your flyfishing rod stable at your car while slipping into your waders,

The 15 x 3mm supermagnet fits into the slot and keeps the rodclip in place. You can use the 2 smal tools for cutting the foam (Crepla) strips for a better grip.
For foam strips and cutting see also thing:227528