The product is a 1971 UK Boulevard 4001 vinyl LP by Lightnin' Hopkins, featuring artists such as John Lee Hooker, BB King, and Muddy Waters. This compilation album showcases a mix of country blues, Texas blues, Louisiana blues, electric blues, and showcases the talent of these iconic blues musicians. With a 33 RPM speed and released on Elektra Records, this LP is a valuable addition to any vinyl collection for fans of 1960s and 1970s blues music.