TRX is total resistance.

The abbreviation of sports, that is, "whole body resistance sports", also known as "suspension training system", is also the designated training equipment of Liverpool Football Club. TRX suspension fitness system can help trainers complete almost all muscle training and improve strength, flexibility and core stability. TRX training system includes TRX hanging training equipment and TRX training stick, training courses and training education. The main components are sling, training stick, main rope, handle and anklet. As long as you find a hanging point, you can become a fitness place at home, dormitory or outdoors.