The product is a hardback book titled "LAND SPEED RECORD" by Cyril Posthumus and David Tremayne, published by Osprey Publishers in the 1980s. The book chronicles the authors' efforts in breaking land speed records, with a focus on the period from 1985, when the speed record was set at 600+ mph. This book delves into the world of Formula 1 and motorsport, offering a glimpse into the thrilling sport of speed records and providing a detailed account of the authors' experiences in pursuing high-speed land vehicles.