The inseam of the trouser leg is split open about 40 cm and fitted with a zipper with a loop made of a cable tie.
The user opens the zipper to reach the urine bag when he wants to drain it. A zipper is particularly important for him when he wears tight or heavy trousers.
Paid for by
See also www.spinalistips.se/tips-specialanpassade-jeans-63.html
This tip is from 2008