VINYL FORMAT. The vinyl LP collector's set of In a Frozen Sea is the ultimate collectible for any Sigur Ros fan. Encased in a hard cover album, this deluxe version contains a re-pressing of three classic Sigur Ros albums: Agaetis Byrjun, ( ), and Takk. Also included in this set is Smaskifa, which has never before been released in a 12" vinyl format. These LPs (7 pieces of vinyl total) come encased in a hard cover book and slip into seven customized vinyl sleeves. This collector's set is limited to 5000 units and includes the classic publication. Each of these units is individually numbered and foil-stamped, signifying its authenticity.