Final answer:
A contact shoe slipper is designed to increase the grip of the shoe on the ground.
Step-by-step explanation:
The purpose of a contact shoe slipper is to increase the grip of the shoe on the ground. A contact shoe slipper is designed with a sole that provides better traction, which helps to increase the grip of the shoe on the ground. This is important for activities like walking, running, and playing sports, as it helps to prevent slipping and provides stability.