The Official Online RBS 6 Nations Store is open. The store has everything you need to get behind your team during the RBS 6 Nations, plus the store is now fully stocked with a much wider range of rugby merchandise.
The three-quarter had a stunning breakthrough season last year, but saw his Lions tour first delayed then cut short by a thigh injury.
"I expect Halfpenny and (Wales prop) John Yapp back," Blues coach Dai Young told BBC Sport Wales.
"[Lions] Jamie Roberts and Andy Powell will come back later."
The Blues' other 2009 Lions - Gethin Jenkins, Tom Shanklin and Martyn Williams - are still out injured, along with Wales wing Tom James.