The Gillette Mach 3 razor has three blades and a pivoting head to provide a close and comfortable shave. Unfortunately, there are no specific search results for the product details, positive or negative reviews, or ingredients or materials used in the Mach 3 razor. However, there are search results for the ingredients used in other Gillette razors, such as the ProGlide 5-Blade Razor Blade Refills and the Skinguard Razors. These ingredients include glycerin, dimethicone, and various preservatives and antioxidants.