Details of the Product Venus feminine razor blades are made with the anatomy of women in mind. Women with sensitive skin are the target market for Venus Smooth Sensitive women's razors. The three curve-hugging blades on the razor blade refills provide a smooth shave with up to 0% irritation (US Consumer Study, February 2018) and cut hair closer to the skin, protecting it while achieving a smooth shave. With the exception of Simply Venus and Venus Pubic Hair and skin, any Venus blade refill fits any Venus razor handle. Features STRONG DESIGN: If you shave twice a week, the razor blades can last up to one month; just use them and replace them when you need new ones. SAVE TIME: The razor's three blades allow for efficient and speedy hair shaving. ERGONOMIC HANDLE: Shave appropriately, not more