The FILBACTER PREMIUM Procedure Mask is designed using lightweight materials to facilitate breathability and provide more comfort and freshness. It minimizes retention of heat from respiration and reduces the possibility of skin irritation. The mask also has a coated nose piece which fits into the nasal arch to prevent a possible leak or penetration effect. The folded design allows full facial coverage, to be fastened with soft and comfortable resistant elastics. All of these features are combined to provide you with a light, cool, comfortable and safe mask.