The slim, lightweight frame offers an open field of vision without sacrificing mask stability. Clean your mask at home The mask and headband should only be gently cleaned by hand. The mask vent opening may become discolored over time due to dust. Remove the nose pads from the frame according to the disassembly instructions. Daily / After each use: Thoroughly clean the mask components (excluding the headband) by gently scrubbing in warm (about 30°C) water with mild soap. To optimize proper application of the mask to the face, facial oils should be removed from the nasal pads after use. Use a soft brush to clean the vent opening. Check each part of the mask and, if necessary, repeat washing until it is visually clean. Rinse all parts thoroughly with potable water and allow to dry in air and sunlight. Dry the vent opening by wiping it with a cloth. 1 time per week: Clean the headband by gently scrubbing in warm (about 30°C) water with mild soap. When all components, including the vent, are dry, reassemble the mask according to the reassembly instructions found inside the mask package.