The Kershaw Chive designed by Ken Onion is one of the most popular assisted knives ever made. The Chive features Kershaw's patented Speed Safe technology- give the ambidextrous thumb-stud a push and the knife takes over opening the blade the rest of the way. This knife is an ideal one handed opener. Other features: Liner lock, reversible stainless pocket clip, and a safety do the blade won't fire by accident. Perfect size for suit pants, a purse or anywhere!