Uni-Ball Gelstick pens feature waterproof and fade resistant ink that prevents loss of bold colors; and a precision tip. 

Includes Silver, Metallic Purple, Metallic Blue, Metallic Green, Blue, Prussian Blue, Green-Black, Blue-Black, Lilac, Purple, beige, Gray, Dark Gray, Metallic Red, Bronze, Gold, Light Pink, Red, Mandarin Orange, Khaki, Golden Yellow, Yellow, Sky Blue and Blue-Green.

Metallic colors are .7mm and all others are 3.38mm.