You are buying 5 (FIVE) NEW 3/16" x 3/16" x 18" LONG CLEAR SQUARE EXTRUDED ACRYLIC RODS. (Three Sixteenth Inch X Three Sixteenth Inch Square X Eighteen Inch Long) SQUARE ACRYLIC ROD FACTS YOU SHOULD KNOW BEFORE BUYING 1. THE SIDES OF SQUARE RODS TEND TO BE SLIGHTLY CONVEX OR SOMETIMES CONCAVE. THEY ARE RARELY ALWAYS PERFECTLY FLAT. THAT IS THE NATURE OF EXTRUDED ACRYLIC SQUARE RODS. 2. ALL EXTRUDED ACRYLIC RODS ON THE PLANET EARTH ARE MANUFACTURED THE EXACT SAME WAY AND HAVE THE EXACT SAME PROPERTIES MENTIONED HERE, REGARDLESS OF THE MANUFACTURER. A LITTLE RESEARCH ON GOOGLE WILL CONFIRM THESE FACTS. To assure that you get the finest quality, the protective sleeve is kept in place on the rod while being cut to protect the acrylic. You are buying and will receive ONLY FIVE 3/16" x 3/16" x 18" RODS. Rod has saw cut edges on both ends. Saw cutting can cause micro chips on the ends of the rods as seen in the pictures. Please allow a length tolerance of +/- 1/16" on all pieces.