Pencils work well with "Rite-in-the-Rain" paper. Sometimes; though; you need a pen.
These all weather ballpoint pens have pressurized ink cartridges and special ink.
They will write upside down; under water; and in any position.
Refills are available for the tacatical "Rite in the Rain" pen.
1 tactical all weather pen
Black ink, fine point
Manufactured by J. L. DARLING CORPORATION
Shipping: In Stock items ship in 1-2 days Color: Black Price: $16.00 CDN