One Stone. Tiger's Eye is a great stone to boost confidence, mental clarity and protection.  I wear it ever day and pair it with pyrite for protection. 
Commonly known benefits of Tiger's Eye: 
Encourage emotional balance and resilience, making it a powerful ally in times of stress or upheaval.
Promote mental clarity and focus, helping individuals stay focused and present.
Increase self-confidence and inner strength, helping individuals to overcome obstacles and face challenges with greater courage and resilience.
Increase insight and perception in unfamiliar places or circumstances, and for protection from the negative intentions of others.
Manifest prosperity and abundance, enhance creativity, and bring out ambitiousness in a person.
Resonate with the lower three Chakras, making it a wonderful crystal for grounding, boosting courage, and balancing the yin-yang energies.