The Spyderco Police knife has been a popular core pattern for a long time. Spyderco has now released the 4th generation of the Police knife. This Spyderco Police 4 folding knife features a 4.4" full flat ground plain edge blade of Bohler-Uuddeholm K 390 particle mettalurgy tool steel. Black textured G-10 handle scales with skeletonized full stainless steel liners for strength. The knife handles are drilled and tapped on all four corners for tip-up, tip-down, right of left side carry using the hourglass pocket clip. About 5 1/2" closed. The new standard which other knives will be judged.