This Top Spiral All-Weather Notebook from Rite in the Rain features their all-weather wood-based pages ideal for a wide variety of professions and hobbyists. From law enforcement and chefs to birders, gardeners, and photographers; the water, oil, grease, and dirt-resistant pages allow for worry-free outdoor note taking. Each of the 100 white 20 lb unperforated pages (50 sheets) are 3 x 5" in size with a universal pattern printed in blue. The 50 sheets and reference page are contained within a tough, flexible, and weather-resistant color American flag Polydura cover. The cover itself is conveniently printed with rulers, conversion charts, and map scales, and it's all bound with a rust-resistant top-mounted Wire-O spiral.