Through the eyes of a child
SEE HOW IT WORKS
Try a little experiment - press your eyelid lightly and you'll notice you'll have distorted your vision!
THIS IS THE BASIC SCIENCE BEHIND ORTHOKERATOLOGY!
The Chinese discovered this science over 2000 years ago BC – they slept with tiny silk filled pouches filled with sand on their eyelids – and woke up less Short Sighted!