Jean Hall | Class and Course Library Recordings › Soft to Strong: Mixed/Strong. 93 minutes Image 1 of 1 Soft to Strong: Mixed/Strong. 93 minutes £12.50 Moving from soft to strong, for those who enjoy working towards challenge! Please note a brief tech glitch at 57 mins. Purchase Download Added! Moving from soft to strong, for those who enjoy working towards challenge! Please note a brief tech glitch at 57 mins.