Measurement instructions: All bracelets are made in size ranges. Please measure your wrist and choose the size range closest to your size before adding the item to your cart. For an exact measurement, use a measuring tape. Make sure the measuring tape is firm around the base of your hand. Alternatively, you can use a string or strip of paper. Wrap it around your wrist, and use this length to measure against a ruler. Sizes displayed are in inches. Natural properties of the stones in this bracelet: Amethyst: A type of quartz, helps with physical ailments, emotional issues, helps to cure nightmares, calming, reduces stress and anxiety. Amazonite: Soothing, calming, soothes emotional trauma, known as the stone of courage and the stone of truth. It helps one to express their truth. Rosewood: Shields from negative energy, all-around healer, helps to manifest your desires and dreams. Red Sandalwood: Enhances meditation, increases the power of your wishes and stimulates a sense of awareness. Brings peace, relieves stress and mental traumas, helps to gain inner strength.