Came across this offer on Groupon, thought I'd share incase anyone was interested...
http://www.groupon.co.uk/deals/manchester/performance-blue/12101885?nlp=&CID=UK_CRM_1_0_0_298&a=11
http://www.groupon.co.uk/deals/manchester/performance-blue/12101885?nlp=&CID=UK_CRM_1_0_0_298&a=11