Aaro MetaThe true meaning of "aaro meta" is a tripod, a reference to the traditional stove used in Nigeria, it means a self supporting system that ensures balance and a communal lifestyle popular in most parts of Africa. Museum quality posters made on thick matte paper. Add a wonderful accent to your room and office with these posters that are sure to brighten any environment. Paper thickness: 10. 3 mil Paper weight: 189 g m Opacity: 94% ISO brightness: 104%