You are buying 1 (ONE) NEW 1" DIAMETER by 18" LONG ROD of CLEAR EXTRUDED ACRYLIC. (One inch diameter (Approx. 25.4mm) by Eighteen inch long) You are buying and will receive ONE 1" x 18" rod. This rod is Made in the U.S.A. and is 100% Aquarium Safe. 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. All rods have saw cut edges on both ends which make the ends of the rods appear frosted. Saw cutting can cause micro chips on the ends of the rod as seen in the pictures. Please allow a length tolerance of +/- 1/16" and a diameter tolerance of +/- 0.015 on all pieces. Rod will arrive sealed in a plastic sleeve.