SMALL/MEDIUM SIZE (Select 6.0): Adjustable size fits wrists from 5.5-6.75 in size. Fits small to medium sized women’s wrists and a men with smaller wrists. MEDIUM/LARGE SIZE (Select 7.0): Adjustable size fits 6.75?? and larger wrists. Please see the diagram on the left for instructions on how to measure your wrist.GENUINE: Handmade natural gemstone adjustable Mala bracelet. Perfect for yoga, meditation, healing, peace, or just to make you feel great.BLACK TOURMALINE: A pure black, opaque tourmaline, also known as Schorl. Black Tourmaline is a stone of protection. Wear it to deflect negative forces and energies and convert them to positive energy and outlook.MADE WITH CARE: Our Mala bracelets are made from the finest beads and materials available. Each hand-selected bead is unique and special. All beads are strung on high quality nylon cord for maximum durability.100% SATISFACTION GUARANTEED: We are a US based company and have been in the bead business for almost 20 years. We hope you will love your Mala bracelet, but if for any reason you are not satisfied, we will refund your purchase in full for up to 90 days.