RZM3 Replacement Mask Shell The Core of Your Protection — Built to Last. Got perfectly good straps and filters, but your mask housing has seen better days? Instead of replacing your entire setup, refresh your gear with the standalone RZM3 Mask Shell. This is the exact same ultra-durable, high-airflow housing unit you trust, offered as a single component so you can maximize the life of your existing straps and filters. Why Buy the Shell Alone? Cost-Effective Refreshes: Don't pay for extra straps or filters if you don't need them. Simply swap your current components into a brand-new shell and keep working. Swap Styles & Colors: Easily switch up the look of your mask by keeping a backup shell in rotation for different jobs or workshops. Uncompromised Airflow: Features our signature high-performance ventilation design, built to dramatically reduce heat and moisture buildup while you work. Easy Cleanability: Just like your original, the standalone shell can be completely stripped down and washed in seconds, ensuring your mask stays fresh and hygienic. What’s Included: (1) Standalone RZM3 Mask Shell (Housing Unit Only) ⚠️ Please Note: This product contains only the outer mask shell. Head straps, neck straps, and replacement filters are sold separately and are required for full respiratory protection. Specifications & Compatibility Compatibility: Designed exclusively for RZM3 components (straps and filters). Material: Heavy-duty, workshop-tested construction built to withstand impact, sawdust, and daily shop wear.