To begin, it is important to understand the basics of seahorses. Seahorses are a type of bony fish, which classifies them in the animal kingdom, phylum Chordata, and class, Osteichthyes. Seahorses are part of the family Syngnathidae, which also includes pipefish and sea dragons (Boschung 530 and Moore 1).
Fat Quarter Bundles. Fat Quarter Bundles are collections of fat quarters from a fabric line. Fat Quarters are quarter-yard cuts of fabric cut wide (hence the name fat). Their approximate size is 18 x 21.
A fat cut (called a fat half in this example) is when a full yard is cut off the bolt, and then this piece is cut halfway between the selvages. Now your piece has only one selvage and is 25 w x 36 h. This is more nearly square and is a more useable shape and size for a large piece of needlework. In both cases, your fabric has 900 square inches (50 x 18). There is also such a thing as a fat quarter..