3M Particulate Filter 6035 protects against solids and liquid particles P3R, where excess levels of particulates are present in the workplace atmosphere. Supplied with plastic cage for rough applications. Solid top design reduces chance of premature clogging, Unique easy to check seal promotes enhanced respirator fit, High temperature cover protects filter media from heat, sparks or physical damage. Bayonet fitting ensures precise & safer locking, Versatility: can be used on all 3M 6000, 3M 7000 & 3M 7500 Series Half Masks and Full Face Masks, Lightweight - 35g each (nominal), Low breathing resistance, Tested and meets specifications to AS/NZS 1716:2003 Class P3 particulate filter when used with compatible 3M respirators. Re-usable, FFP3 Filter, EN143 : 2000 1 BOX = 20 FILTERS (NOT PAIRS)