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 (S-19, Left Chaise) :
UPPLAND Cover for sofa, Blekinge white - IKEA
Zero-iron quick fixes for wrinkled sofa slipcovers | Comfort Works Blog & Sofa Resources