1.Quality: Made of PC and metal materials, durable and easy to clean, moderate hardness to protect you, adjustable and measure,fit, easy to snap and remove, durable2. Available in 8 sizes: Allows you to trim any length of hair on your face with ease, offering a full range of options with seamless precision.3. Suitable for blade size: 1.5" x 1.75" (width fit range 1.62"-1.75"). It is recommended to measure the blades on the hair clipper before purchasing to avoid the problem of model mismatch.4. Compatible Models: Cutting Guide The guide comb is specially designed for many models of Wahl/Surker hair clippers, and the cutting guide is suitable for all full size hair clipper blades. (Note: Our guide is not compatible with Wahl peanut trimmers)5.Easy to install: Glides effortlessly through hair, allowing for quick and efficient use, saving time for both you and your clients.