ESSRBOND Butyl Tape is an extruded butyl rubber tape sealant. It is a tough, rubber, pressure sensitive mass, which features excellent adhesion to a variety of surfaces. It has a unique viscoelastic properties that allow it to elongate and relax when put under load, therby-minimizing stress on the adhesive bond line and acting as an excellent shock and vibration absorbing medium for the entire life of the bus.