These Sibley’s Waterproof Field Guides are the perfect companion for nature lovers. Each foldable guide is laminated and waterproof, ensuring it withstands all weather conditions. Measuring 4 x 9 inches with six informative panels, they are compact and easy to carry in a pocket or backpack. Whether you're birdwatching, stargazing, or exploring marine life, these guides provide quick access to essential information and guides for identification.