Rapala 150cm Spring-Loaded Retractable Fish Measuring Tape - RCD Roll Ruler This Spring-loaded retractable tape measure is easy to store and use. The tape measure extends to 150 cm and features large, easy to see numbers with one cm increments and highlighted indicators every 10 centimeters. The UV and waterproof material has a non-reflective surface to make sure the fish length shows properly in photos even with a flash.