Patented 1-1/4" blade width and world's best 13' of standout. Patented 150% larger end hook. End hook design allows top and side grab capability. Patented AirLock rubber slide lock for comfort and extreme durability. Patented mylar with BladeArmor blade coating for increased product life. Patented bi-material case for durability and comfort. High-visibility blade with large, easy-to-read graphics.