Multi-compartment portable storage unit

A portable storage unit, comprising

• an external component, wherein the external component comprises an opening to an internal compartment and a first attachment mechanism is configured at a bottom portion of the internal compartment, and
• an internal component, wherein the internal component and comprises an opening to an internal compartment, wherein the internal component is sized to fit within the internal compartment of the external component and a second attachment mechanism configured to interface with the first attachment mechanism is configured at a bottom portion of the internal component defining a first and second open-top compartment between the internal component and the external component above the bottom portions on opposing sides of the internal component,
• wherein the internal component is removably attachable to the internal compartment of the external component,
• wherein the internal component is taller than the external component, and
• wherein the internal component is constructed of a waterproof material and the external component is constructed of a porous material.