Because every face is unique, Boll'' Safety has developed IRI-s, a model of universal safety spectacle that are ultra-modular and infinitely adaptable to every individual thanks to the B-Flex shape memory bridge. IRI-s is also available with dioptric corrective lenses.* 1 model - 1 size* Pivoting, non slip & ergonomic temples* Clear version with reading area* PLATINUM coating* B-Flex nose* Reading area power +1.5