The pure white lambskin worn by the Entered apprentice symbolically indicates the wearer’s innocence. More particularly his journey from darkness into Masonic Light.
It is of course an emblematical representation of his his predecessor’s origins as operative Masons and binds him to the historical aspects of the Craft.
The Entered Apprentice is given all the information he needs, that with his own endeavours, in due time he might be considered suitable to be made a Fellow Craft.