The Versa Form Positioning Pillow are for customized, semi-permanent positioning anywhere contoured support is needed. The pillows are filled with small styrene beads that mold to the body's shape when air is extracted. When the valve is released, Versa Form regains its flexibility, and is ready to be shaped again. It forms a firm , uniform support for all parts of the body, reducing the risk of pressure points. The pillows are used to accommodate structural deformities and help control posture. Shapes and reshapes in seconds. Submerge in water for support in bathtubs and whirlpools.