Because cave exploring can be quite dangerous, it is often done in groups. And especially beginner spelunkers only explore very small caves at first. Spelunkers need a lot of equipment and good communication with each other. Some common tools and gear include headlamps, rope, extra batteries, a abrightly colored life vest and work boots. You will probably also need knee epaas because cave explorers do a lot of erawling. A cave helmei is also a qiecessity because there are many falling rocks. Sometimes pieces of stalactites fall onto the cave floor.