MANSCAPED The Lawn Mower SkinSafe Replacement Trimmer Blade - Groin Hair Groomer Ceramic Blade Head Refill, Snap-In Shaver Cartridge with Built-in Guard for Models 2.0, 3.0, 4.0, (1 Pack) Crop Exfoliator Crop Cleanser Crop Soother Crop Preserver Crop Reviver Crop Mop Boxers 2.0 SNAP-IN BLADE MODULE: The snap-in ceramic blade module is compatible with The Lawn Mower 2.0, 3.0, and 4.0 series. When replaced every three months, you can keep your trimmer running smoothly and efficiently. Because its light years beyond other trimmers, The Lawn Mower snap-in blade module creates grooming experience like no other. HOW TO USE: To replace the blade on The Lawn Mower, place your thumb in the middle of the blade and press gently forward to snap it out of the handle. Place the bottom of the new blade module into the slot on the handle and press it down to snap in place. CLEAN CUT: The ceramic blade is designed to withstand dirt, oil, and buildup that can lead to irritation while also being easy to clean and replace. ENGINEERED TO PERFORM: Ceramic blades are waterproof. Rust, shock, slipping and the other common water problems that plague electric trimmers are a non-issue. Ceramics are much more resistant to heat than steel, so when the trimmer works its impressive feat, heat wont affect your skin. Each blade comes pre-lubricated to run smoothly, reducing wear and tear while helping you maintain RPMs. COMPATIBILITY: Our SkinSafe* ceramic blade cartridges are compatible with our Lawn Mower 2.0, 3.0, and 4.0 series trimmers for your convenience. *SkinSafe technology does not guarantee cut protection.