Portable, pumpless liquid water weight ballast system

A portable, pumpless liquid water weight ballast system, comprising:

• a first container comprising a flexible and waterproof material, and defining an open interior, wherein the first container includes an openable closure so that the first container can be sealed water-tight, and wherein the first container comprises a first portion of hook and loop fastener disposed on a first planar portion of the first container;
• and
• a second container comprising a flexible and waterproof material, and defining an open interior, wherein the second container includes an openable closure so that the second container can be sealed water-tight, and wherein the second container comprises a second portion of hook and loop fastener disposed on a second planar portion of the second container,
• wherein the second portion of hook and loop fastener is complimentary to the first portion of hook and loop fastener such that when the first and second portions of hook and loop fastener are aligned and brought into contact with one another, the respective first and second containers are secured together.

A method of providing portable ballast to a boat, the method comprising:

• submerging a container comprising a flexible and waterproof material underwater to fill an open interior thereof with water from a body of water;
• sealing an openable zipper closure of the container to prevent water contained in the open interior from escaping the container;
• and
• disposing the container that has been filled with water and sealed in a boat.