On July 25, Gloucestershire, Surrey, and Yorkshire will host Middlesex, Glamorgan, and Lancashire respectively.
The second day of Vitality Blast 2019 will see Glamorgan and Worcestershire Rapids playing their second encounters respectively against Gloucestershire and Birmingham Bears. The third fixture of the day will be played between Durham Jets and Northamptonshire.
Middlesex, Nottinghamshire, and Glamorgan will host Essex, Worcestershire, and Somerset respectively.