Cygnus (Semi-Firm)
More quilting with medium poly-fill in the quilting, making a soft, yet firm feel.
Columba (Soft)
More foam than Cygnus. Less quilting give it a more plush feel.
Aquila (Plush)
The most foam, less quilting, plushest feel.
Ultra Cool ( Plush)
The same quilting as the Aquila. The most foam, less quilting, plushest feel.