Made of Alloy, these bracelets are a unisex design and feature a cutout that are adjustable to fit most wrists. You simply open them to fit over your wrist and then close them again to the shape that feels most comfortable for you. The magnets are polarized neodymium (earth magnets). The magnets are around 3000 Gauss strength. Magnetic therapy is a natural, safe, drug free therapy and has many health benefits and may assist in effective pain relief from arthritis, carpal tunnel syndrome, RSI, and migraines. It also improves circulation, reduces inflammation, and promotes relaxation. Specification: Magnets: 6 Magnets Magnet Strength: 3000 Guass each Setting Type: Adjustable Type: Bracelet / Bangle Material: Alloy, Magnet Color: Rose Gold Size: Adjustable Size - Fits most wrists Width: Approx 8mm