Rapala Ceramic Utility Knife 4in Black. 2X sharper and 15X edge retainment compared to steel. That all translates to you never need to sharpen them. Lightweight non-porous and incredibly corrosion resistant they never rust. Molded soft grip handle for ultimate comfort. Compression sheath holds tight for safe storage and transportation. Specifications for Rapala Ceramic Utility Knife: Manufacturer: Rapala Blade Length: 4 in Blade Material: Ceramic Serrated: Plain Blade Shape: Drop Point Knife Application: Utility Handle Color: Black Handle Length: 4.5 in Blade Finish: Plain Handle Material: Rubber Quantity: 1 Package Type: Box Blade Type: Fixed Blade General Application: Fishing Features of Rapala Ceramic Utility Knife Handle Length: 4-1/2in Blade Length: 4in Package Contents: Rapala Ceramic Utility Knife Rapala RCUKB4: Ceramic Utility Knife 4in Black