A3 Posters printing in Nairobi Kenya. Colormate Media offers quality design and poster Printing In Nairobi, Kenya at affordable rates. Posters are mainly used for indoor and outdoor campaigns, and are considered to be among the most effective form of marketing tool. Poster printing is done in various sizes eg:- A4 posters, A3 posters, A2 posters, A1 Posters to A0 posters. Are you looking for educational posters, rules and regulation posters etc, Colormate Media offers the