Comfortable queen size mattress (real size mattress).
Pillows and bedding.
2 camping chairs + 2 folding tables - big + small.
An outdoor waterproof folding canopy - brand new!
50 litre Coleman cooler.
Several big water canisters - 40 litres in total.
Plates, eating and cooking utensils.
Gas cooker.
Car maintenance accessories: jump start cables, extra fuses, car fluids, etc.
Many storage bins in different sizes.
Interior lights.
Internal storage:
plastic drawers storage unit, wood storage bench which we used as internal cooking station. Tons of storage space under the bed. Steering wheel lock.
Windshield Sun shades.
2 set of car keys.