I found a solution for my cargo bay cover needs with a foam rubber mat for indoor cycling trainering from Saris.
Inserted horizontally, the depth is just right, reaching the plastic trim near the hatch opening. My plan is to rotate the mat and extend it when I put the seats down for larger items like a bike or other bulky items. Since it’s meant to support a bicycle mounted onto a trainer, it’s dense and sturdy foam rubber.
The only drawback is that it’s not cheap, and could be replicated with a custom piece of dense rubber foam, but I had the mat in my garage. I will likely create a custom trimmed piece after testing this out for a bit.
Product Features Protects your floor from sweat and bike grime. Keeps your trainer from "walking" during intense workouts. Durable construction absorbs vibration and noise. Training mat measures 65 x 36 inches. Black PVC foam gives the training mat superior sound absorption. Resistant to...