Louis Rees-Zammit is faster, stronger and more dangerous than ever. From special socks and 200kg squats to Marbella boot camp that burnt NFL bulk, this is how Wales flier can keep pace with an Olympic sprinter AND lift weights like a forward

As Bristol Bears celebrated and dissected their impressive PREM win over reigning champions Northampton earlier this month, one surprising feature stood out - Louis Rees-Zammit's socks.