On fabric the islands are within a 9x13.5" rectangle in a FQ (a 21x18" block.) On the wallpaper, the islands are in a 10x15.5" rectangle in a 24x20.5" block. Search Spoonflower for 'silhouettehi' to see more colors and sizes of Hawaii silhouettes! Want this resized or recolored, or a different silhouette? Just ask!