Ready to place pre-form tube cache with log and pencil. Clear plastic pre-form tubes are approximately 1-inch diameter and 5-3/8 inches long with a screw-on gold cap. Each cache contains one GeocacheAlaska! Rite-in-the-Rain logbook and a Geocaching mini pencil. These caches are ready to place as is, or customize them with your own paint or tape for camouflage.