The Gamma+ Double Magnetic Clipper Guards easily attach to most popular clippers with a strong double magnet system to keep them in place. With 8 different lengths to select from you can find the right guard quickly and easily for any cut. Intelligently designed and engineered to prevent clipper teeth from rubbing while the innovative hair channel system has improved feeding of hair to the blade. Whether you're a professional or a home haircut connoisseur, the Gamma+ Dub guards are sure to not disappoint! Professional complete set of double Neodymium magnetic guards Premium quality virgin plastic Compatible with most popular clippers Magnets are securely fastened and will never fall off Designed and engineered to prevent clipper blade teeth from rubbing Advanced hair channel system on outer teeth for improved feeding of hair to the blade