Gillette venus extra smooth razors deliver a close, controlled shave. These razor refills have 5 diamond-like coated blades for an extra smooth shave that lasts. each blade refill lasts up to one month (based on twice/week shave); just use and replace when you're ready for a new one. this razor's handle is also made with up to 30% recycled plastic. these female razor blades cut hair closer to the skin, for a longer-lasting smooth (vs venus smooth 3 bladed razor for women). the blade's water-activated ribbon of moisture helps protect from nicks and cuts. these razor refills have a pivoting head that adjusts to your curves, including ankles and knees. No awkwardly angling your razor.