Saint-Gobain performance plastics CHR Strip-N-Stick 440S offers the compressibility of a Shore "A" 30 durometer COHRlastic solid silicone rubber with an acrylic pressure sensitive adhesive on one side. SNS products offer superior service life, excellent conformability and flexibility. - Solid silicone rubber offers high elongation and tensile strength. 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.