Originally Posted by Duragrouch

I now carry an empty plastic beverage bottle (marked PEE) with wide screw cap, small enough to totally fit inside my biking tights or shorts, I uncap, slip the bottle inside my pants and undies, do my business, cap, put in pannier. Lately, when I feel a need to go, I need to go in seconds (age), and my local goodwill store no long has bathrooms available for customers (too much abuse by the homeless drug users), so I'll go to a dead-end clothing aisle where the racks are close together, and do same. (I also have my bike in the store with me, they are bike-friendly due to the high theft rate here.)