Case XX USA Antique Bone Worlds Greatest Dad – Love You Forever Trapper Pocket Knife. Only 500 made. Beautiful smooth Antique Bone handles have the Worlds Greatest Dad / Love You Forever beautiful Scroll artwork with Nickel Silver Bolsters and Case XX shield. 4 1/8” closed. Tru-Sharp stainless steel blades. Beautiful knife. Comes brand new in Case XX Black Felt Jewel box. Add a touch of class and uniqueness to your knife collection. This knife is sure to be the envy of your friends and the center piece of your Case knife collection! Absolutely beautiful knife!