These Maintenance Free Reusable Respirators were designed for ease of use, and feature an integrated cartridge and filters, eliminating the need for assembly. The newly enhanced valve assembly reduces exhalation breathing resistance, and the soft, textured face seal, devoid of silicone, offers a close fit and is non-allergenic. The lightweight, well-balanced design of the respirator and centrally-positioned exhalation valve minimise heat and moisture build-up. Available in two models, these respirators come with adjustable head cradles and easy-to-fasten neck straps for a tailored fit additionally, the integrated filters are maintenance-free, simplifying upkeep. Features and Benefits Newly enhanced valve assembly for reduced breathing resistance Integrated cartridge and filters for easy use Soft, textured face seal for a comfortable, allergen-free fit Lightweight, well-balanced design for prolonged wear Centrally-positioned exhalation valve minimises heat and moisture build-up A