Raging Scuba Waterproof Dri Dive Log Waterproof, Tearproof Scuba Dive Log Book Full size 8.5" tall x 5.75" wide (the size we learned with) Log 40 dives, 1 page per dive with easy check-off items and loads of room for details. Rustproof, commercial grade plastic coil binding. Made in USA. Designed, Printed, Assembled and Used by Divers!