INCI: Polymethylsilsesquioxane; Silica PromaCare® POSA has a white spherical powder appearance and is an oil-friendly powdered organic silicone sensory agent. Its main components are polydimethylsiloxane and silica, with particle sizes ranging from 1.0 to 3.0 micrometers. It has a soft and delicate texture, providing a comfortable sensory experience. It exhibits good dispersibility and stability, allowing it to be mixed with other cosmetic ingredients.