The four Welsh regions are represented by 21 players, whilst the Welsh Rugby Union Exiles programme has provided four.
"One of our main objectives is to further expose our players to
"Selection has partly been based on succession planning for next year's Wales U20 Six Nations squad, but our main objective is always long-term player development."
In addition to facing South Africa and their 'A' team, Wales U18 will also play a fixture against one of France, Italy or England. The games will take place
Wales U18 squad for tour to South Africa
Cardiff Blues: Alun Lawrence, Joe Miles, Ben Thomas, Ben Warren
WRU Exiles: Rhys Davies (Bath), Callum Morris (Lymm College), Morgan Nelson (Gloucester), Tommy
Newport Gwent Dragons: Lennon Greggains, Will Griffiths, Tom Hoppe, James McCarthy, Josh Reynolds
Ospreys: Callum Carson, Cai Evans, Harri Morgan, Dylan Moss, Jordan Walters
Scarlets: Dan Davies, Rhys Davies, Lewis Ellis-Jones, Llyr Green, Morgan Jones, Tommi Lewis, Thomas Rogers.