Tumble stones vary slightly in size, shape and colour they are approximately 2-3cm in size and are intuitively selected for each customer.
 
About Serpentine 
 
Wisdom – Abundance - Manifest
 
Serpentine assists the retrieval of wisdom, helping to regain memory of past lives. It clears the chakras and stimulates the crown chakra, opening psychic abilities. Serpentine assists the conscious direction of healing energy toward problem areas. It is also a good stone for manifestation and attraction.
 
Chakra; Heart and Crown.