The 415 three star round inspection mirror 8 long has insulated vinyl grips. The clear-view mirrors are copper backed and electro-plated. The diameter is 1.25.Specs amp; FeaturesInspection, Insulated vinyl grips, Application: Provide visibility in restricted areas, Quality: , Shape: Round, OAL: 8 (200mm), Body Width: 1.25 (31.25mm), Body Height: 1.25 (31.25mm), Tip Width: 1.25 (31.25mm), Tip Height: 1.25 (31.25mm)