This 3M Particulate Filters P2R- 06925 of mask replacement cartridges. The cartridges are designed for use with 3M masks and respirators, providing superior protection against dust, dirt, and other harmful particles. The brand and part manufacturer of these cartridges is 3M, a trusted name in the industry. They are ideal for use in a variety of settings, including business, office, and industrial facilities, as well as in the medical field. Ensure the safety of yourself and others by using these high-quality mask replacement cartridges. Price is for 1 pair (2 filters)