Duksbak WMF-7 Waterproof Notebook (4.5" x 7") – Metric Field Pattern The Duksbak WMF-7 Waterproof Notebook provides a metric-based solution for structured field documentation. Featuring the Metric Field pattern , it is designed for professionals working in metric environments, supporting accurate recording of measurements, layouts, and observations. Built with Duksbak waterproof sheets , this notebook ensures notes remain intact and readable in challenging weather and jobsite conditions. The rugged poly cover protects against wear, while the coil-bound spiral binding allows for easy handling and flat writing surfaces. With 50 waterproof sheets in a compact format, the WMF-7 is an ideal choice for engineering, surveying, and utility mapping workflows. Key Features Metric Field pattern pages for metric-based data capture Waterproof sheets for all-weather performance 4.5" x 7" format for portable field use Durable poly cover for protection in harsh environments Coil-bound spiral binding for lay-flat usability 50 sheets (100 pages) for field documentation Ideal for surveying, engineering, and utility mapping workflows