Tthe Twitch II pocket knife comes with SAT opening that delivers fast opening on demand and a high grade AUS-8 stainless steel blade with excellent edge retention, rust resistance and easy opening. The Twitch folding knife is extremely quick to open with either hand using the double thumb studs or kick on the back. Its full metal construction is durable and sturdy. The clip can be used for low-carry or securing dollar bills and cards. Incorporated into the design is versatile safety lock that helps insure the blade will not open while being carried or close unexpectedly while in use.