✔ Curved Blade Clipper Replacement blade 】More durable, save money, WAHFOX Blades replacement blade fit compatible for Remington HC 4240, HC 4250, Self-Sharpening Technology. The clipper cutters with self-sharpening technology will not yank out your hair during .Ergonomically designed curvey shape clipper with Stainless steel blade, can easily cut your hair throughly. Low noise 55 db, It won't affect the baby's sleep. Notes: Any brands mentioned above are just applied to show the compatibility, our brand is WAHFOX . Save money，Easy to use，Keep your clippers sharp Dear customers: If you have any problem or suggestion, you can contact me at any time. Sincerely, FOXSONIC US SELL TEAM Replacement Blade for Remin***n HC4240, HC4250 Hair Clippers Shortcut Pro Self-Haircut Kit