This vitrex premium sanding and loft insulation fold flat mask protects lungs against fine non toxic particles it is pocket sized for easy and hygienic storage the breathe easy valve offers extra comfort when exerting greater physical effortbody movement the mask is ideal for working in confined positions ie when crouching or bending elasticated straps and adjustable nose clip allow optimal fitting and comfort the nose clip is colour coded for simple identification suitable for sanding paint pla