High-viscosity silicone-A for fixed prosthesis. Suggested Technique: double mixing with standard prints. Advantages: -Distance to deformation\; -Excellent elastic recovery\; -Eximal dimensional stability\; Features: -Duration 60 Shore A\; - Ideal relationship between machining time and hardening time (Snap-set effect): -Long processing time / Minor dwell time in the oral cavity -Biocompatibility\; Orange color. Explanatory video of Youtube channel: MARA MEL