The Seireeni tube cushion is made of a cotton and linen blend, which is printed in Helsinki. The pillow has a zipper opening and a removable inner cushion.This product includes 46% recycled cotton and 21% recycled linen.While traveling in Greece in the early 1960s, Maija Isola got inspired by the movement of water and depicted it in several fabric prints, including Seireeni (siren) from 1964. Named after the mythological sirens, the pattern also recalls the enchanting singing that lured sailors into dangerous waters.