15] When a Float hit an obstacle or was pushed it would reverse direction.[
The optical effect in the spherical mirror produced real images resembling that of a hologram.[14] Due to the size of the mirror, a spectator looking at an image could walk around it and see it from all sides. On the terrace surrounding the Pepsi Pavilion were seven of Robert Breer's Floats, six-foot high kinetic sculptures that moved around at less than 2 feet per minute, while emitting sounds.[15] When a Float hit an obstacle or was pushed it would reverse direction.[16]