Safety Technology Credit Card Knife has the edge on subtle personal safety! The knife blade is discreetly hidden inside a black credit card with blade-lock. Pop the blade-lock and easily fold into a usable pocket knife!

Surgically sharp, quality steel neatly tucked away in your wallet or coat pocket, ready when you need it.

The blade is 2 3⁄4″ long when extended. It measures 3 3⁄8″ x 1⁄8″ x 2 1⁄8″ when in the credit card shape.