The Moldex MOL7002 Ultra Light Series 7000 Half Face Mask (Medium) is safe and comfortable and has an easylock filter system. The mask body is kind to the skin due to the fact that it is made from hypoallergenic, thermoplastic material. The head harness evenly distributes the strap force to ensure a safe fit. The Ultra Light Series 7000 is easy to clean and maintain with easily accessible components and clean design. Please note that the filter cartridges are NOT included. All Moldex products and packaging are PVC-Free. Moldex foam earplugs are made of polyurethane and Moldex disposable respirators are made primarily of polypropylene. Moldex has taken a leadership position among global PPE manufacturers in minimizing our environmental impact. They began with the complete elimination of PVC which is linked to one of the most environmentally toxic materials in landfill disposal and this initiative has now grown into a corporate culture that constantly looks to manufacture innovative products that minimize environmental impact.