Andrew Trimble, Michele Campagnaro, Jamie Roberts, George North, Danny Care and Hugo Bonneval feature in this selection.
The winners of the 2015 Six Nations will lift a new six-sided trophy on 21 March.
Owen Farrell will miss the entire Six Nations with a knee injury he suffered while on duty for Saracens.
Adam Jones says he's ‘at peace’ with himself over his decision to retire from international rugby.
Sale Sharks flyhalf Danny Cipriani has been included in Stuart Lancaster's 34-man training squad ahead of the Six Nations.
Former Blues and Chiefs flyhalf Gareth Anscombe has been included in Wales' Six Nations squad.
Scotland coach Vern Cotter has named four uncapped players in his Six Nations squad, including New Zealand-born flank Hugh Blake.
Manu Tuilagi could miss the entire Six Nations because of a groin injury.
South African-born duo Rory Kockott and Scott Spedding have been included in France's initial 31-man squad ahead of the Six Nations.
Wales v England
Italy v Ireland
France v Scotland
England v Italy
Take a look at who's playing in the pre-season matches in the build-up to the 2015 Vodacom Super Rugby tournament.
Take a look at who's playing in the pre-season matches in the buildup to the 2015 Vodacom Super Rugby tournament.
All the warm-up matches leading up to the 2015 Vodacom Super Rugby tournament.
Before you make your SuperBru picks for this weekend's Test matches, take a look at the SA Rugby magazine team's predictions.
The Wasps flanker received a three-week ban for this tackle on Leinster winger Dave Kearney.View all videos