The Yoogo Keychains
Designed to be useful & built for defense.
The Yoogo keychain is primarily an ergonomic workpiece designed to be comfortable and easy to hold. When attached to an object, it becomes a super handle that can be gripped in several ways. Its advantages are to be compact and to offer surprisingly strong grips.
Attach it to your keys and you get a REAL key HOLDER* which is:
*: The Yoogo keychain is NOT a weapon to which a ring has been simply affixed to create a so called "defense keychain".
Usual principle of defense keychain: an ancient weapon modified to receive keys.