A sharpie and ink pen...
And one of these "rite-in-the-rain" pads.
https://www.riteintherain.com/searc...KTLAGZAywh0z-BY4Qbdxmz9ewTO7VFJRoCdlYQAvD_BwE
And one of these "rite-in-the-rain" pads.
https://www.riteintherain.com/searc...KTLAGZAywh0z-BY4Qbdxmz9ewTO7VFJRoCdlYQAvD_BwE