Super Spirit Detergent is an item that is requires in The Slums in Stray.
You have to exchange the detergent for an electric cable at Azooz the Merchant.
Here’s how you can find the Super Spirit Detergent (location) in Stray.
The first thing you need to do is to get to the rooftops of The Slums.
You should see Vapora throwing paint buckets to another droid on the rooftop.
Press Triangle at her feet and meow at her. She will then lose focus and drop a bucket of white paint on the floor.
Take the Super Spirit Detergent
If you look down, you will see Kosma come out of the Super Spirit building and try to clean the white paint.
Enter the building.
You will see the Super Spirit Detergent near the box on the table.
Exchange it for an electric cable
Go to Azooz the Merchant and exchange the detergent for an electric cable.
How to use the electric cable
Once you have the electric cable, bring it to the Grandma who is sewing clothes.
She will use make a poncho using the cable.
You will need the poncho for the main story.