The current Luna Solo is available in a mid/dark green or a light grey sil polyester so you have a choice on brightness. Some people prefer a dark tent because the can't sleep when it is light out. Unlike many other solo tents it has room for gear and/or a dog inside in addition to having a vestibule. It also has mesh all around the bathtub to allow interior condensation to drain off to the outside...a possible problem with the new Flash 1 where the walls and bathtub connect directly. I believe the Zpacks tents use the same arrangement as the Luna Solo. The main issue with it is it needs seam sealing and the vestibule is designed to have a large gap at the base forcing some ventilation so you need to pay a bit more attention to the expected wind direction.
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