1 Case (6 box / Case. 300 Each / Case.) Prohibit X-Tra Masks - With Ties, Latex-Free masks feature a cellulose inner and outer facing for protection against fluids, ensuring inner facing comfort. Unique Drilex filter provides the utmost fluid resistance. Comfortable, soft foam anti-fog strip prevents eyeglasses from fogging to ensure optical clarity. Full-width nosepiece guarantees proper fit. Prohibit X-Tra Fluid Protection Masks Provides Uncompromising Fluid Resistance Prohibit is a registered trademark of Medline Industries, Inc.