Saint-Gobain performance plastics CHR Strip-N-Stick 200A offers the compressibility of a medium compression COHRlastic closed cell silicone sponge with an acrylic pressure sensitive adhesive on one side. SNS products offer superior service life, excellent conformability and flexibility. - Backing material capable of meeting R10470M specifications. Other benefits include low compression set and high adhesion to a variety of substrates. Often chosen for high and low temperature resistance, gasketing, vibration damping and thermal insulation.