Detailed Product Description key ring, sticks, bottle opener are made of aluminum or carbon fiber 15%-80% dia18/16/14mm antishock 72-140cm, EVA grip, Nylon strap. 1) Length: 110cm, 135cm, 145cm 2) Up to 3 section expansion 3) Available with locking, anti-locking and anti-shock systems 4) Assorted colors 5) Various material key ring.