Abstract: A modulated air cushion includes a base having a top face, multiple air pouches removably attached to the top face of the base in a matrix arrangement via a bonding device. Each air pouch has an inlet formed on the air pouch. An air pump is provided to have a controller and at least two tubes connected to the controller. Each of the at least two tubes integrally have branches each provided with multiple air nozzles corresponding to the inlets of the air pouches. The air pump is able to inflate air pouches in odd and even columns or odd and even rows independently or simultaneously.