The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture (300) comprising a layer of a solid electro-optic medium (302), a first adhesive layer (308) on one surface of the electro-optic medium (302), a release sheet (310) covering the first adhesive layer (308), and a second adhesive layer (312) on an opposed second surface of the electro-optic medium (302).