The 3M 6000 Series full mask respirator is easy to use and comfortable to wear. It offers a wide field of vision and is well balanced. Full mask respirators, 6000 series. The impact resistant polycarbonate visor offers excellent visibility and a wide field of vision. Double filter design for a balanced weight distribution and greater comfort. Comfortable and simple adjustment. Available in small size 6700, medium 6800 or large 6900. Light. Silicone mask. Set of four fastening bands for comfort and secure fit. It uses 2000/6000 series filters.