Metal carabiner with screwgate with key lock closure. The carabiner is silver-colored with a silver screwgate sleeve on lock. Text on front, opposite screwgate: CAMP CE 0123; Back, opposite screwgate: UIAA kN↔22↕8 8.
Tommy Caldwell was born in Colorado in 1978 and is best known for completing the first "free" (meaning no rope assist) rock climb of the Dawn Wall of El Capitan in Yosemite National Park in California. Caldwell is an advocate for protecting the environment and is an active member of the non-profit group Protect Our Winters, a group that seeks to combat climate change.