S-BOND High Performance Series Cyanoacrylate Adhesive is instant bonding single component adhesives that bonds almost all close fitting smooth surfaces in seconds. It requires no mixing, no heating, no clamping. Containing no solvent, the adhesives are mild odor, low toxic and low flammable. Different type of viscosity is available for different kind of applications. Low viscosity product features good penetration for smooth surfaces, while high viscosity products provide outstanding adhesion for porous surfaces.