These highly durable all weather notebooks are perfect note taking in any outdoor or rough setting. The flexible and strong polydura cover printed with metric and imperial rulers stands up to abuse keeping your notes together. The incredible paper repels water, sweat, grease and mud. Contains 64 sheets printed with Rite in the Rain’s Level pattern measuring 4.625″ x 7″ or their Universal pattern which allows for lines or graph. The orange cover features light grey paper for ease on the eyes.