Safety Wearables for the DIY enthusiast. Inhaling saw dust from sanding, sawing & filing is equally bad to your health as breathing in air when someone is smoking or spray painting. [Read: http://www.ccohs.ca/oshanswers/chemicals/lungs_dust ] [Read: http://www.drgreene.com/qa-articles/dangers-inhaled-aerosols-huffing ] Learn to take care of yourself before taking care of others when handling wood. [ Read safety measures: http://www.wood-database.com/wood-articles/wood-dust-safety] [ 3M Respiratory Protection Gears ] 3M PARTICULATE FILTER 6057 W/ ACID GAS & VAPOR PROTECTION $40/pair 3M RESPIRATOR HALF FACEPIECE- 7502 - $50 each. 3M 5N11 & Filter Retainer - $30/pair refer to 3M website for more info: http://solutions.3m.com.sg/wps/portal/3M/en_SG/SG-OHES/Main/Solution3/S1/S1B/ All Brand New In Stock, chat to buy or enquire.