Product overviewr the phd nutrition lifting belt provides comfortable back support ideal for use during deadlifting squatting or any heavy lifting which add strain to the lower backback support is vital when lifting heavy weights providing additional protection and support as well as minimising the risk of injury phd lifting belt is 4 inches thick for added comfort made from deluxe nylon and comes complete with a strong velcro fastening the phd weightlifting belt is a hard wea