Silica Gel is a desiccant. It absorbs moisture from the air around your camera equipment. Being a drying agent, Silica Gel ensures that the storage space is not friendly for fungus to grow on your equipment. It can later be dried out by heating, to release the water it contains, this makes Silica Gel crystals reusable again and again.
If you leave Silica Gel inside your camera bag for too long it can get too saturated with moisture. The crystals will then start to release some of that moisture, undoing the work it had done. This could really mess up your equipment. This regenerative property of Silica Gel is very useful to us.Read More »How To Recharge Silica Gel Crystals