This colorful guide is perfect for divers, snorkelers and nature lovers! Side One is a mini-map of Grand Cayman, Little Cayman and Cayman Brac with dive and snorkel sites named and located. Side Two is a fish and reef creature identification guide with more than 100 species beautifully illustrated and named. This convenient, waterproof reference is made of rigid, laminated plastic with hole for lanyard. 5.5" x 8.5"