Enhance your safety and comfort with these high-quality procedure masks designed for reliable protection. Crafted to meet ASTM Level 1 standards, these masks feature convenient earloops for effortless wear and removal. Suitable for a variety of environments, they come in a one-size-fits-most design, ensuring a comfortable fit for all-day use. Each box contains 50 masks, and the case provides a total of 300 masks, making them ideal for both personal and professional use.