SOG Aegis Folding Knife AE-01 The SOG Aegis Folding Knife AE-01 makes every material something very simple to cut. This knife is a great option for defense experts, well-trained soldiers, martial arts masters, and many others. It is also very useful for expeditionary people or survival experts, since this knife is compact and easy to carry and use. This knife works so well that you can even open it using both hands with no problem. It is designed with a safety lock that makes the knife more secure. This knife comes in a satin finish, which makes it very nice looking. The Zytel handle gives you a firm grip when using it. The SOG Aegis Folding Knife AE-01 is a great knife for all type of uses.