This Norstar product contains two powerful neodymium magnets, these will have a penetration factor of over 2-3 inches. Wear for as long as you like. In fact the longer the band is worn the greater the benefit will come from magnetic fields.
The Power Band will offer years of use and can be worn to relieve wrist and hand discomfort or for general well being. Many of our customers have found noticeable improvements within hours.