The new full-backs Wales are considering for South Africa tour including the most exciting option of the lot

The Welsh full-back jersey seems in secure hands this summer, with Liam Williams set to retain his spot in Wayne Pivac's squad next week.

However, it might just be a little too secure - with little in the way of competition. Hallam Amos has retired, while Jonah Holmes isn't eligible for Test selection after signing a deal with Ealing Trailfinders.

Leigh Halfpenny won't be touring as he recovers from a bad knee injury, while there's no guarantee Johnny McNicholl - who started in the 15 jersey in the defeat to Italy last time out - will be fit.

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So right now, it could well be Williams and A. N. Others when Pivac names his squad next week. But who will the next cab, or cabs, off the rank be? Significant, because what happens if Williams joins Wales' extensive injury list? Who would fill in at 15 then against the world champions?

These are the men Pivac will be pondering ahead of his squad announcement next week.

At 28, Collins is hardly one for the future. But with the World Cup a year out, Pivac likely won't care too much if he feels Collins could do a job.

Capable of playing in midfield and at full-back, the Ospreys man's versatility could be a tempting proposition for the Wales coach. Perhaps lacking in top-end pace for Test rugby, he counters that with a multi-faceted game and a true rugby intelligence.

His eye for a line is a useful trait either in midfield or at full-back, with his braces of tries against the Dragons at the start of the season the perfect example of this.

In the reverse fixture on the weekend, he showed his ability to cut through the line, stepping inside Josh Lewis to put Reuben Morgan Williams over for a