Proteas T20 captain Aiden Markram has credited the SA20 for giving a wide range of players an opportunity to showcase their skills, therefore widening the pool for the national selectors.
The Proteas have suffered a blow after experienced batter David Miller was ruled out of the three-match T20I series against England, starting in Cardiff on Wednesday, with a hamstring strain.
Proteas coach Shukri Conrad admitted following their 342-run defeat at the hands of England that it was an embarrassing moment for him and South African cricket.
Proteas captain Temba Bavuma suffered a calf strain during the disastrous third ODI against England on Sunday.
South African off-spinner Prenelan Subrayen has been cleared to continue bowling in international cricket following an independent assessment of his bowling action by the International Cricket Council (ICC).
The Proteas will start their World Test Championship title defence with a two-match series in Pakistan next month as part of an all-format tour.