A Ruby Stitches exclusive! This Solar Active Double Female Ballcap is just that...Solar Active. It looks like it has white thread in the picture, but take it out into the sun and voila! Suddenly the Female symbols change to a rainbow of pastel colors! It is truly amazing! Makes a great gift! Fun to wear at the beach or browsing around P-town! Caps are a Six panel low profile, washed pigment dyed cotton twill with buckle closure at back. Hat comes in Royal, Red, Black, Navy, Orange, Maroon, Pink, White, Dk. Green, Yellow, Sky Blue. (Color shown is Navy.)