Waterproof mini-book (4 3/4" x 6") -- the perfect size to fit in your BC pocket! The Creature-In-A-Pocket covers Shrimp, Crabs, Lobsters, Sponges and even a few of the corals commonly seen on the reefs of Puerto Rico and other parts of the Caribbean. The high quality photos are printed on waterproof paper and bound with stainless steel staples. Perfect for snorkelers and divers to identify reef creatures while in the water!