For a bit of order and cleanliness in your smoking life, these excellent Zen Rolling Trays are perfect. Keep your smoking equipment in the segregated section, and use the large flat section for rolling.
These rolling trays also have a sealable lid, so they can be easily transported. On top of all that, these Zen Rolling Trays also float on water so it can be used in the bath or a private pool, so you can really relax in style!
As an added advantage, you'll never lose the dregs of tobacco and herb that always seem to end up at the bottom of the tray. A simple and yet indescribably useful invention!