The SP-30 Logbook Cover is made of rugged and water-resistant 600D canvas, and maintains a sleek and professional appearance all while providing ultimate protection to your valuable flight history. Once the log is full, the cover slides off and onto a new logbook. Fits over ASA's SP-30 The Standard(c) Pilot Log book (sold separately) and most other logbooks measuring 7.75 x 4 inches
