Jamie Roberts has no doubt that an extended preparation period will help Wales arrive at the World Cup later this year in prime physical and mental shape.

Zebre 7 Munster 31: Munster got the result and — for 40 minutes at least — the performance they wanted in Italy which sends them into next Saturday’s vital Champions Cup clash with Saracens.

France 30 Italy 10

Zebre 21 Munster 41