A Utahn who once landed a deal on ‘Shark Tank’ is back with a new invention — and it promises cozy toes
The new sock technology will soon be made at a factory in Logan.
(Francisco Kjolseth | The Salt Lake Tribune) Jack Danos, a former Utah State University student, shows off a pair of socks from his company, ColdSlayer, on Monday, Nov. 17, 2025.