The 3 x 5 spiral bound Waterproof Tactical Notebook by Popyola is a high-quality and durable notebook designed for tactical, business, and outdoor use. With a compact size of 3 x 5 inches, it is perfect for on-the-go jotting down notes, ideas, or plans. The spiral binding allows for easy page turning, while the waterproof feature ensures your notes stay protected in any weather conditions. Manufactured in the United States, this tactical notebook is a reliable and versatile option for those in need of a rugged and practical writing tool. Excellent for use by military, Law enforcement, emergency services, engineers, outdoorsmen and anyone else who needs to protect their notes from inclement weather. Compares very favorably with "Rite in the Rain" similar products, and it's more economical.