- WEATHERPROOF PAPER: Track your barrel life efficiently with a specially designed round count log on the second and third pages. This straightforward layout captures essential environmental and ballistic data for easy reference. Included reference materials cover wind calculations and MOA - MRAD conversions. The weatherproof paper withstands splashes, stains, and storms, ensuring your data remains intact. - WIRE-O BINDING: The durable Wire-O binding resists shape distortion, making it perfect for use in pockets or backpacks. Unlike traditional spiral notebooks, this binding keeps your pages aligned and secure, allowing for seamless access to your notes. - WRITING TOOLS: When wet, use a standard #2 pencil or an all-weather pen to write on the pages. If the paper is dry, you can use standard ballpoint pens and permanent markers. Note that water-based inks may bead or wash off, so choose your writing instrument wisely. - WATERPROOF NOTEBOOK COVER: The Polydura cover is designed to offer a tough yet flexible protective layer. This material shields your field notes from scratches, stains, and general wear, ensuring that your documentation stands up to the rigors of outdoor use. Usage scenarios: 1. Ideal for hunters and shooting enthusiasts who need to log round counts and environmental conditions in the field. 2. Useful for outdoor educators or guides who must keep records in various weather conditions without risking data loss. 3. Great for military personnel or survivalists requiring durable documentation tools that perform reliably under tough circumstances.