You mean the black line labeled both options that wraps the whole continent?

Most of the time they are lightweight plastic shells and will crumple before causing any extra damage.

Because actual lube works better?

As a person with an irritable bladder. 90%+ of the time a public washroom or easily accessible washroom would be preferred and would stop me from peeing on random shit.

One other fantastic option is to be holding something and to drop it as a safe word. Requires no mobility other than fingers