Msa V-Gard Propionate Moulded Visor Large* V Gard propionate visors provide impact protection, and are good for those applications where chemical splash hazards also exist* They offer increased impact protection and superior optical quality over acetate visors * Being moulded makes them optically correct, and helps ensure they maintain good visibility and reduced eye fatigue.* Their chemical and heat resistance is better as they are thicker and not as stressed as flat visors. MSA10115851