RB/TB 40 range. Anti-UV treated HD PE shell. Maximum comfort: head circumference with front trim 37 cm to absorb perspiration and guarantee a better level of comfort. Harness with 6 anchor points. PE cap: standard setting. Protection against the projection of molten metal (MM). Traceability: manufacturing date and batch identification mentioned under the visor. Longevity: our helmets have a lifespan of 5 years. We always ship our helmets with a manufacturing date of less than 6 months. Weight: 370g. Same color/packaging.