Do you do most of your best thinking in the shower? Never forget a great idea again. Hang this notepad in the shower with suction cups, and write and erase in the water with no problems.
Also great for wet working environments where your paper keeps getting wet and soggy.
Suction cup this notepad to the walls in your shower and never let good ideas go down the drain ever again.
There's a few good places to buy these, but a cool site I like to buy from is vat19. Get them here. (This is an affiliate link, which means I would make a tiny commission if you clicked through and bought something at no extra cost to you. Thanks.)