Concave PT+: help reduce injuries?

The Concave PT+ is a football boot which features a concave-shaped sweet-spot layer on the upper made from thermoplastic polyurethane. (sic. Reminds me of my old Tiger boots with a polythene insert in the tongue). Concave have spent $5 million on research over eight years to produce the boots as worn by John O’Shea (Manchester United and Republic of Ireland national team . Independent research by Invetech and Monsah University has shown very positive results.