Sri Lanka's Angelo Mathews takes off his gloves following the second day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Kyle Verreynne, left, attempts stumping Sri Lanka's Angelo Mathews during the second day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Dane Paterson, left, celebrates with teammate Aiden Markam, after dismissing Sri Lanka's Dinesh Chandimal for 44 runs during the second day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Kagiso Rabada celebrates after dismissing Sri Lanka's Dimuth Karunaratne for 20 runs during the second day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

Sri Lanka's Pathum Nissanka plays a bounce during the second day of the second test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Kyle Verreynne celebrates after scoring a century during the second day of the second test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Kyle Verreynne plays a high ball during the second day of the second test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

Sri Lanka's Lahiru Kumara reacts after his delivery against South Africa's Kyle Verreynne during the second day of the second test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Kyle Verreynne plays shot during the first day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.

South Africa's Ryan Rickelton ducks under a delivery from Sri Lanka's Asitha Fernando during the first day of the second Test cricket match between South Africa and Sri Lanka, at St George's Park in Gqeberha, South Africa.