Neiko 53884A Anti-Dust Respirator Mask Cartridge Replacement, 6 Piece Refill Set Compact pods are lightweight designed for comfort when wearing with protection mask trapping away dangerous air particles Value pack comes with 6 individually packed refill cartridges to preserve life span until ready to use Super strong refills are able to pick up dust mists and metallic fumes to protect your health from breathing in harmful chemicals Handy and disposable component is sanitary and provides fresh protection for every job Portable feature is easy to transport and ideal for jobs in dust-filled construction sites, home renovations, to home garage projects