The tough Field-Flex cover will withstand the rigors of battle while fitting comfortably into your cargo pant pocket. Pages are printed on 4 5/8 in x 7 1/4 in non-glare 32# Green Rite in the Rain All-Weather Paper.
Rite in the Rain says:
Each sheet is perforated for easy removal. Use the Universal pattern for notes and scaled drawings. The book also contains 16 pages of tactical reference material, including: Sector sketch preparation, unit symbol charts, mission graphics, call for fire procedure and much more. 160 pages (80 sheets) of waterproof, weather-proof paper.
The Rite in the Rain Field Notebook is a good size, some of the smaller sizes can be less useful for detailed notes, and the A4 models may be a bit unwieldy whereas this size bridges that gap.