We have been making the Black Horse Clear Mapcase Type 'A' for over 29 years in a strong UVS Material that withstands extreme temperatures. Chinagraph and water based lumocolour can be used on the mapcases. They are fitted with a long zip for easy map insertion. They have three hanging loops for display purposes and are made in the following sizes. Small:(Catalogue Ref. MCAS) 65 x 50cms Medium:(Catalogue Ref. MCAM) 100 x 65cms Large:(Catalogue Ref. MCAL) 100 x 130cms