Amazon.com: CRIUSJA Couch Covers for IKEA Friheten Sofa Bed Sleeper, Couch Cover for Sectional Couch, Sofa Covers for Living Room, Sofa Slipcovers with Cushion and Throw Pillow Covers (AF-30, Right Chaise) :
3-zitsslaapbank, FRIHETEN, donkergrijs - IKEA
IKEA FRIHETEN Sofa Bed Assembly Guide - YouTube
IKEA Friheten review – IKEA's most popular sofa bed | Comfort Works Blog & Sofa Resources