Harrows Prima Ultra Tough – Black Dart Case. This Darts Case comes in a Black colour with Black stitching and Harrows logo on the front, includes a press stud closure and strap for ease when on the go. Holds 2 Sets of Fully Assembled Darts.NB: Darts and Accessories not included. Harrows Prima Ultra Tough – Aqua Dart Case. This Darts Case comes in a Black colour with Aqua stitching and Harrows logo on the front, includes a press stud closure and strap for ease when on the go. Holds 2 Sets of Fully Assembled Darts.NB: Darts and Accessories not included. Harrows Prima Ultra Tough – Red Dart Case. This Darts Case comes in a Black colour with Aqua stitching and Harrows logo on the front, includes a press stud closure and strap for ease when on the go. Holds 2 Sets of Fully Assembled Darts.NB: Darts and Accessories not included.