TacKnives EDC Sharpies is made with original sharpies. The original felt tip is removed and replaced with a titanium rod that is CNC to an incredibly sharp tip. The EDC Sharpies are a perfect everyday carry for protection or emergency. Nobody will know that the inobtrusive Sharpie is equipped with a deadly titanium tip. The pocket clip cap is perfect for storing the sharpie in your various pockets.