Pattern 106 is a USA built 4 1/2? Zytel® Assisted Sideliner that is part of our Bear Edge® line and weighs 3.3 ounces. The 3 1/2? hollow ground modified drop point blade is made with 440 High Carbon Stainless Steel with a black powder coating to prevent rust and is easy to sharpen. Thumb studs are present on the blade for easy opening, and the Bear Edge logo is engraved onto the blade. The stainless-steel sideliner lock ensures that the blade remains firmly in place, and jimping is present on the handle, top of the blade, and the sideliner lock for a more secure grip. The black Zytel® handle features a Bear Edge® engraved reversible pocket/boot clip for tip-up carry for either left- or right-hand carry and quick access.