Complex sentence: The three bought the license for the Proprietary Closed Cell Resin and named it Croslite and made the original Crocs and sold them at the Ft. Lauderdale Boat Show, and sold out the 200 pairs produced at that time.
Split into simpler sentences: The three bought the license for the Proprietary Closed Cell Resin and named it Croslite. They made the original Crocs and sold them at the Ft. Lauderdale Boat Show, selling out the 200 pairs produced at that time.