This is the BEST pillow mattress tutorial I found! This lady actually took MEASUREMENTS and she describes how to make a 4 or 5 pillow bed. Pin this one! OR buy pillow cases, sew together, stuff w/pillows, velcro ends
Southern Disposition: Pillow Mattress Tutorial using one duvet cover and 5 cheap pillows from Ikea. I am not sure what the pillow is for. Maybe one end has 2 pillows for a raised head. Looks pretty simple.
Easy Pillow Bed fold a twin sheet in half long ways and sew ends together, next sew in five equal sections the size of a pillow case, next insert pillows leaving ends open to remove pillows and wash cover.