Despite its compact size, it has high practicality that is ideal for storing small parts. The included inner case comes with three types and can be freely recombined according to the purpose. Fromsmall items to delicate parts, you can efficiently organize and store them. Silicone rubber gasket is used around the case to ensure waterproof performance. Even in theevent of a water drop, it reduces water infiltration inside. (*Varies depending on usage). You can also remove the inner layer and use it alone as a waterproof case. In addition, due to its high airtightness, it is designed to float on water with a storage capacity of about 150g (5.6oz). It is difficult to sink in theevent of a fall into the water, increasing the sense of security in the field. It is a highly functional case that combines portability, storage capacity, and waterproofing. Size 107×93×35mm