Use this idea for a small space that could use a blocker to keep things from falling down to oblivion!

Cut a length of foam insulation pipe or pool noodle if the space is larger – and insert.
Pic via
You can do it – Here's how!
Use this idea for a small space that could use a blocker to keep things from falling down to oblivion!

Cut a length of foam insulation pipe or pool noodle if the space is larger – and insert.
Pic via