Maps
The most suitable maps for hillwalking in Ireland are the Ordnance Survey Discovery Series. They can be obtained from any shop specialising in hillwalking.The present cost is about €8 each. A more expensive laminated version is also available. Scale 1:50 000 where 2cms equals 1km (grid square size).
Both types are shown below with links for ordering online.
The above maps are the standard type and can be ordered online from http://www.osi.ie/ordering/index.shtml
Cost about €8