Regular Blade Replacement Recommended: Trimmer usage over time will cause the blade to gradually dull. We recommend replacing your blade every 2-3 months to keep it sharp and efficient Compatible Models: Mag Timmer Blade Replacement 2111 Blades Compatible with Wahl Sterling Mag Trimmers Blades, Fits Sterling Mag Trimmer 8841/8143/8700/8779 and Beret 8841 Trimmer Premium Professional Blade: Professional Detachable Hair Clipper Replacement Blades delivers the sharp performance that experts demand. Blades are not adjustable to a zero-gap, intended for professional use only Heat Resistant Design: This blade is heat resistant, cooler and more comfortable for smooth cutting, providing a comfortable experience during use Two Pack Value: This replacement blade set includes 2 blades in silver finish, providing you with a backup blade for extended use and convenience Easy Installation: Detachable blade design allows for quick and simple replacement, making maintenance of your trimmer straightforward and hassle-free Mag Timmer Blade Replacement 2111 Blades Compatible with Wahl Sterling Mag Trimmers Blades,Fits Sterling Mag Trimmer 8841/8143 /8700/ 8779 and Beret 8841 Trimmer