The kit is designed to offer respiratory protection in a convenient and easy way an ideal solution to get you started. The Quick Latch drop down mechanism provides ease in donning and doffing the face piece. 3M s unique solid top particulate filter casing design reduces premature caking and clogging from dirt, grime, water or dust. Contains: 3M Half Face Respirator 6502QL Med; 2 pairs 3M Particulate Filter 6035, P2/P3 Silica or certain asbestos tasks: Refer to local asbestos government guidelines (Worksafe NZ) Filter Rating: P2/P3 *Higher P3 protection factors only achieved with a 3M Full Face Respirator, otherwise P2 protection level when worn on a 3M Half Face Respirator Provides protection against mechanically & thermally generated particulates With 3M Half Face Reusable 6500QL Medium Respirator for comfort and durability Features 3M Cool Flow Exhalation Valve that reduces breathing resistance and minimizes heat build-up Suitable for use where silica dust is present