The Spyderco Delica 4 Lightweight Folding Knife features a 2.90 saber-ground VG-10 SS blade with a plain edge and 0.098 thickness. Equipped with an Emerson Opener wave feature for rapid pocket deployment, it measures 7.11 OAL and 4.25 closed. It features a signature bluish-gray bi-directional textured FRN handle, back lock mechanism, and a four-position pocket clip. Safety note Inspect back lock function before use. Exercise extreme caution when using the rapid Emerson Opener pocket deployment feature. Keep out of reach of children and follow all local knife laws.