The Size 4 Silicone Face Mask is a medical-grade, reusable anaesthesia and oxygen therapy mask designed for adult patients. Crafted from soft, skin-safe silicone, it provides both comfort and a reliable airtight seal. Ideal for use in operating rooms, ICUs, and general respiratory care settings, this mask is compatible with most standard breathing circuits. It is autoclavable and reusable, making it a practical and hygienic choice for repeated use in clinical environments.