Harrows Silika Lumen No6 Standard Mix Blue and Orange Dart Flights. Add some colour to your darts kit. This dart flight comes in a Blue and Orange colour and features a swirly pattered background and Silka Lumen logo down the centre of the flight . Each pack contains 3 flights.Harrows Silika Lumen No6 Standard Mix Black Dart Flights. Add some colour to your darts kit. This dart flight comes in a Black colour and features a swirly pattered background and Silka Lumen logo down the centre of the flight . Each pack contains 3 flights.Harrows Silika Lumen No6 Standard Mix Purple and Green Dart Flights. Add some colour to your darts kit. This dart flight comes in a Purple and Green colour and features a swirly pattered background and Silka Lumen logo down the centre of the flight . Each pack contains 3 flights.Harrows Silika Lumen No6 Standard Mix Orange and Red Dart Flights. Add some colour to your darts kit. This dart flight comes in an Orange and Red colour and features a swirly pattered background and Silka Lumen logo down the centre of the flight . Each pack contains 3 flights.