MSA flat polycarbonate visors reliably protect against impact, chemical splash and Ultraviolet radiation. They are the perfect solution for general and basic applications and can be worn with helmet-mounted ear muffs. Designed for use with V-Gard frames and V-Gard headgear. For many visor versions the sides are contoured towards face for a closer fit and improved resistance to impact and splash hazards. 2 thickness versions depending on your needs and budget. Special versions, called nitrometers to adapt V-Gard retractable or Standard chin protector. Visors with green tint help alleviate eye strain and fatigue by reducing excessive glare, especially in outdoor working conditions.