If you are looking for a solution to best protect your belove rolleiflex camera, this is the best choice – Rollei Tropical metal case.
It is a completely closed aluminium container, airtight and waterproof, as a protection against climatic influences (high altitudes, tropics, water sports, expeditions). Lift-out camera holding bracket with Rolleifix-Type quick fastening clamp. Available in two sizes. This one listed on ebay fits all the Rolleiflex and Rolleicord Models except Tele-Rolleiflex and Rolleiflex 44.
You can also add in desiccant to absorb moisture and humidity easily.