supply of safety spectacles with dark green glass , shade 5.0 ir with nylon flexible /adjustable support side armssafety spectacles with dark green glass , shade 5.0 ir with nylon flexible /adjustable support side arms,safety spectacles with dark green glass , shade 5.0 ir with nylon flexible /adjustable support side a rms conforming to is 5983-1980. make & model: venus e 750 chc or 3m sf -302 as or midas techtion ir5 w eld pro/frontier or karam es003 or deltaplus lipa2ts. the supplier has to submit manufacture test certificate a long with material. the material should be in the original packing of the manufacturer. sample should be approve d before bulk supply. [ warranty period: 12 months after the date of delivery ]