Rob Howley knows that if a player can shine in the Heineken Cup, he will be fit for the demands of international rugby.
Howley, who won the Heineken Cup for Wasps in 2004 with a last-minute try says he will be keeping an eye on the proceedings this weekend.
With the RBS Six Nations kick-off less than a month away, the assistant coach to Warren Gatland in the Welsh national set up has spoken of the need for players to impress for the region if they are to have a look-in to the national squad.
"The Heineken Cup is an integral part of our selection process," said the former Wales scrumhalf, "So it is important players perform well in this competition.
"We have spoken about the intensity that this competition brings, which is similar to international rugby.
"Every player who starts in the Heineken Cup has got a great opportunity to impress the Wales management, particularly after our disappointing display against Australia.
"We are looking at selections and combinations, while we also have players coming back from injuries who have not played a lot of rugby over the Christmas period."
The Welsh regions have some crunch matches coming up, with the Ospreys travelling to take on French high-flyers Clermont Auvergne, the Dragons are off to play Glasgow in Scotland and the Blues and Scarlets entertain Sale and London Irish respectively.
WRU International Skills Coach Jason Strange is a busy man, combining the new role with that of Wales Under 20 attack coach, Ebbw Vale head coach and continuing to teach at Ebbw Fawr Learning Community.
Warren Gatland and Sam Warburton look ahead to this week's crunch RBS 6 Nations tie against France, where the Wales skipper in particular is keen to make his mark, as Paris has proved a bleak place for him in the past.
Following their historic win over England, Wales Under 20 suffered a narrow, 36-34 loss to their Scottish counterparts last weekend, despite outscoring them by five tries to three. Watch the match highlights and reaction.
WRU TV go behind the scenes with the Wales squad as they put the final touches in place ahead of the clash against Scotland at Murrayfield. Follow the squad on their captain's run, the kickers visit to Murrayfield and Neil Jenkins' press conference