egger flex S-Pro is a floatable, elastic silicone for splash and noise protection earmolds. The cold-curing material is very tensile and easy to use. Due to its extreme softness, the two components can be mixed easily. egger flex S-Pro is mixed manually and used in the egger impression syringe (REF 25500). The material can be used for the indirect method with a negative mold (duplicating material or plaster) or for the direct method.