Fixtures: Vitality Blast Men | Vitality Blast Women
*denotes double-header with Vitality Blast Women's game
Friday 22 May
*Derbyshire Falcons v Durham (Central Co-op County Ground, Derby)
*Essex v Sussex Sharks (Ambassador Cruise Line Ground, Chelmsford)
*Gloucestershire v Warwickshire Bears (Seat Unique Stadium, Bristol)
*Leicestershire Foxes v Worcestershire Rapids (Uptonsteel Grace Road)
*Middlesex v Kent Spitfires (Lord’s)
Northamptonshire Steelbacks v Glamorgan (County Ground, Northampton)
*Notts Outlaws v Yorkshire (Trent Bridge)
*Somerset v Hampshire Hawks (Cooper Associates County Ground, Taunton)
*Surrey v Lancashire Lightning (Kia Oval)
Saturday 23 May
*Glamorgan v Gloucestershire (Sophia Gardens)
Sunday 24 May
*Durham v Leicestershire Foxes (Banks Homes Riverside)
*Middlesex v Surrey (Lord’s)
*Warwickshire Bears v Somerset (EdgBLASTon)
*Worcestershire Rapids v Northamptonshire Steelbacks (Visit Worcestershire New Road)
*Yorkshire v Derbyshire Falcons (Headingley)
Monday 25 May
*Kent Spitfires v Sussex Sharks (St Lawrence Ground, Canterbury)
*Lancashire Lightning v Notts Outlaws (Emirates Old Trafford)
Tuesday 26 May
*Hampshire Hawks v Essex (Utilita Bowl)
Wednesday 27 May
Leicestershire Foxes v Derbyshire Falcons (Uptonsteel Grace Road)
Friday 29 May
Derbyshire Falcons v Notts Outlaws (Central Co-op County Ground, Derby)
*Durham v Yorkshire (Banks Homes Riverside)
Glamorgan v Somerset (Sophia Gardens)
*Hampshire Hawks v Surrey (Utilita Bowl)
Kent Spitfires v Essex (St Lawrence Ground, Canterbury)
*Lancashire Lightning v Leicestershire Foxes (Emirates Old Trafford)
Northamptonshire Steelbacks v Gloucestershire (County Ground, Northampton)
Worcestershire Rapids v Warwickshire Bears (Visit Worcestershire New Road)
Saturday 30 May
Sussex Sharks v Middlesex (1st Central County Ground, Hove)
Sunday 31 May
*Essex v Derbyshire Falcons (Ambassador Cruise Line Ground, Chelmsford)
Middlesex v Hampshire Hawks (Merchant Taylors’ School)
*Notts Outlaws v Durham (Trent Bridge)
*Surrey v Kent Spitfires (Kia Oval)
Warwickshire Bears v Northamptonshire Steelbacks (EdgBLASTon)
Yorkshire v Gloucestershire (Headingley)
Tuesday 2 June
Hampshire Hawks v Sussex Sharks (Utilita Bowl)
Wednesday 3 June
Surrey v Middlesex (Kia Oval)
Thursday 4 June
Somerset v Glamorgan (Cooper Associates County Ground, Taunton)
Friday 5 June
*Gloucestershire v Somerset (Seat Unique Stadium, Bristol)
*Notts Outlaws v Warwickshire Bears (Trent Bridge)
*Surrey v Hampshire Hawks (Kia Oval)
*Sussex Sharks v Leicestershire Foxes (1st Central County Ground, Hove)
Worcestershire Rapids v Glamorgan (Visit Worcestershire New Road)
*Yorkshire v Lancashire Lightning (Headingley)
Saturday 6 June
Durham v Northamptonshire Steelbacks (Banks Homes Riverside)
Sunday 7 June
*Gloucestershire v Worcestershire Rapids (Seat Unique Stadium, Bristol)
Lancashire Lightning v Glamorgan (Blackpool)
*Leicestershire Foxes v Yorkshire (Uptonsteel Grace Road)
*Middlesex v Essex (Merchant Taylors' School)
*Notts Outlaws v Derbyshire Falcons (Trent Bridge)
*Somerset v Warwickshire Bears (Cooper Associates County Ground, Taunton)
Sussex Sharks v Kent Spitfires (1st Central County Ground, Hove)
Tuesday 9 June
*Durham v Lancashire Lightning (Banks Homes Riverside)
Essex v Kent Spitfires (Ambassador Cruise Line Ground, Chelmsford)
Northamptonshire Steelbacks v Worcestershire Rapids (County Ground, Northampton)
Friday 26 June
Glamorgan v Middlesex (Sophia Gardens)
*Hampshire Hawks v Yorkshire (Utilita Bowl)
Kent Spitfires v Notts Outlaws (St Lawrence Ground, Canterbury
Leicestershire Foxes v Lancashire Lightning (Uptonsteel Grace Road)
Northamptonshire Steelbacks v Essex (County Ground, Northampton)
*Somerset v Gloucestershire (Cooper Associates County Ground, Taunton)
Sussex Sharks v Surrey (1st Central County Ground, Hove)
*Warwickshire Bears v Worcestershire Rapids (EdgBLASTon)
Sunday 28 June
Derbyshire Falcons v Yorkshire (Chesterfield)
*Kent Spitfires v Hampshire Hawks (St Lawrence Ground, Canterbury)
*Leicestershire Foxes v Notts Outlaws (Uptonsteel Grace Road)
Middlesex v Durham (Richmond)
*Worcestershire Rapids v Somerset (Visit Worcestershire New Road)
Wednesday 1 July
Derbyshire Falcons v Lancashire Lightning (Central Co-op County Ground, Derby)
Essex v Surrey (Ambassador Cruise Line Ground, Chelmsford)
Gloucestershire v Northamptonshire Steelbacks (Seat Unique Stadium, Bristol)
*Warwickshire Bears v Sussex Sharks (EdgBLASTon)
Friday 3 July
*Glamorgan v Warwickshire Bears (Sophia Gardens)
*Notts Outlaws v Lancashire Lightning (Trent Bridge)
*Sussex Sharks v Essex (1st Central County Ground, Hove)
Worcestershire Rapids v Kent Spitfires (Visit Worcestershire New Road)
*Yorkshire v Durham (Headingley)
Saturday 4 July
Gloucestershire v Surrey (Seat Unique Stadium, Bristol)
Sunday 5 July
*Durham v Notts Outlaws (Banks Homes Riverside)
*Essex v Middlesex (Ambassador Cruise Line Ground, Chelmsford)
*Glamorgan v Worcestershire Rapids (Sophia Gardens)
*Hampshire Hawks v Kent Spitfires (Utilita Bowl)
*Northamptonshire Steelbacks v Somerset (County Ground, Northampton)
*Warwickshire Bears v Gloucestershire (EdgBLASTon)
Yorkshire v Leicestershire Foxes (Headingley)
Monday 6 July
Lancashire Lightning v Derbyshire Falcons (Emirates Old Trafford)
Wednesday 8 July
Derbyshire Falcons v Somerset (Central Co-op County Ground, Derby)
Glamorgan v Northamptonshire Steelbacks (Sophia Gardens)
*Hampshire Hawks v Middlesex (Utilita Bowl)
Leicestershire Foxes v Durham (Uptonsteel Grace Road)
*Surrey v Sussex Sharks (Kia Oval)
Friday 10 July
*Durham v Derbyshire Falcons (Banks Homes Riverside)
Essex v Hampshire Hawks (Ambassador Cruise Line Ground, Chelmsford)
Kent Spitfires v Surrey (St Lawrence Ground, Canterbury)
*Lancashire Lightning v Yorkshire (Emirates Old Trafford)
Middlesex v Sussex Sharks (Merchant Taylors’ School)
*Notts Outlaws v Leicestershire Foxes (Trent Bridge)
Somerset v Northamptonshire Steelbacks (Cooper Associates County Ground, Taunton)
*Warwickshire Bears v Glamorgan (EdgBLASTon)
Worcestershire Rapids v Gloucestershire (Visit Worcestershire New Road)
Sunday 12 July
Derbyshire Falcons v Leicestershire Foxes (Central Co-op County Ground, Derby)
Gloucestershire v Glamorgan (Seat Unique Stadium, Bristol)
Kent Spitfires v Middlesex (St Lawrence Ground, Canterbury)
*Lancashire Lightning v Durham (Emirates Old Trafford)
Northamptonshire Steelbacks v Warwickshire Bears (County Ground, Northampton)
*Somerset v Worcestershire Rapids (Cooper Associates County Ground, Taunton)
* Surrey v Essex (Kia Oval)
Sussex Sharks v Hampshire Hawks (1st Central County Ground, Hove)
*Yorkshire v Notts Outlaws (Headingley)
Wednesday 15 July
Vitality Blast quarter-finals
Saturday 18 July
Vitality Blast semi-final 1
Vitality Blast semi-final 2
Vitality Blast Final (all EdgBLASTon)