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 prop is still Munster’s most-capped forward, having played 224 matches in a Munster career which started in the old interprovincial series against Leinster in 1999.
"It was the right decision for me and my family," said the 35-year-old.
"I have had a great career, enjoyed every minute of it, and I am proud of what I have achieved.
"To that end, I would like to thank all those involved for helping me along the way, be it at club provincial or international level."