Fourth Generation (double Layer Upgrade) 43 x 36 (popular)
Fourth Generation (double Layered Pattern) 43 x 39 (special Offer)
(double Layered Upgraded Version)+6-piece Set (with Fabric Cover)
(double Layered Pattern Style)+6-piece Set (with Fabric Cover)
Fourth Generation (double Layer Compact Version) 29 x 24 (experience)