Easy on/off drop-down design. Non-slip, adjustable suspension. Easy to disassemble and clean. Uses No.95061 (SKU 622-4471) P100 replacement cartridges. Cartridges contain charcoal that absorbs vapors and gases. Recommended for protection against: Paint and pesticide sprays/vapors, chlorine and muriatic acid. lead abatement and asbestos, dusts, fumes, fiberglass insulation, solvents, glues, thinners, lacquer, enamels, dust and particles. NIOSH Approved TC-84A-4005.