Rock America Door Posters are highest quality, designed to fit on a standard closet or bedroom door. The approximate size of door posters is 21” width by 62” height. Rock America Door Posters are printed on highest quality poster paper. They are carefully rolled and wrapped in plastic before being shipped. All our music door posters are shipped in a durable cardboard tube for their protection. Jimi Hendrix Live on Stage Door Poster. Official Jimi Hendrix door poster designed to fit on a standard closet or bedroom door.