The Wolfsnout brand Dust Mask...The mask is designed to only fit around your mouth and the bottom (under) your nose, with the strap high on the crown of your head. If worn properly it should not affect eye glasses at all. In fact, you will get way, way, less fogging, compared to other dust masks, that fit over the top of your nose.The landscaping-dust-mask is guaranteed to be the easiest landscaping dust mask to wear and breathe through on your long dusty days! The Wolfsnout® All Sport has patented the uniquely comfortable under nose filter to work perfectly every time and it can be worn easily and comfortably.This mask is not OSHA approved and will not protect against harmful partials or vapors.Are you sick of breathing in dust and dirt when you work or play? I was sick of coughing up dirt too. We all deserve to have a good time, but not at the expense of our health. After trying everything available to find nothing could stand up to the demands, I invented the Wolfsnout® landscaping-dust-mask to protect my son and I while working outdoors. Over the last 7 years my customers input and my vast experience helped to perfect the masks and the means to manufacture it. Over the years they have been Landscaper and home use proven, and we have gone from garage to factory. Your purchase today is guaranteed …You love it, or send it back for a full refund.Tim Wilcox, founder, Wolfsnout llc. A USA manufacturing company.How It’s Different• Exhaled air easily whisks away through the bottom while you work or play!• Will NOT cause LENS FOG related to restricted air flow forcing breath under eye wear.• Does not trap heat/Co2 like fabric, paper and neoprene.• Can not cause discomfort to the bridge of your nose, or pinch your nose closed.• Turns with your head, and does not work against your neck. You get full range of motion.• Extra soft moister wicking face seal.• Unbeatable comfort.• Washable and reusable with a few drops of mild hand soap (Avoid harsh cleaners or detergents)…A lasting value.• Unbeatable Performance 100% Guaranteed!• Great for all landscaping and outdoor activities where dust, sand and debris are present. It’s easy to rinse out the dust, dirt and grime from those dirty forest trails or sandy dunes without expensive dust mask filters to replace, and no masks to throw away! Just wash your landscaping-dust-mask with some soap and water and squeeze out the excess water and you’re good to go – you can even wear it wet!Wearing Your Landscaping-Dust-MaskThe strap should be placed high on the crown of your head. This way everything moves together and it will not pull on the back of your neck causing discomfort, and loss of mask seal.This allows the Landscaping dust mask to stay in place better and not using the top of your nose to hold it up.This product is not a respirator and should not be used to protect against harmful vapors or particles.