The Hi Vis Florescent Green 3 in. x 5 in. top spiral notebook is small enough to fit comfortably in your pocket and tough enough to survive any of Mother Nature's onslaughts. This scrappy pocket notepad will survive rain, sweat, mud, snow, oil, and grease. Impact resistant Wire-O binding won't lose its shape when tossed around in packs or put in a back pocket. The Hi-Viz Polydura cover defends your field notes from scratches, stains, and being lost in the field. Each notepad is printed with a standard and metric ruler on the back cover.