<p>The Bioflow Executive is a stunning premium leather wristband featuring a powerful Central Reverse Polarity magnet housed in a stainless steel module and a relay magnet concealed in the strap. Buckle fastening.<br></p> <p>Available in Mens (18mm wide strap) and Ladies (14mm wide strap) options. The ladies design has a smaller module and a slimmer strap.</p> Ladies size fits 145-180mm wrist circumference<br> Mens fits 190-230mm wrist circumference <p>Bioflow products should not be worn by anyone fitted with a heart pacemaker or other implant that could be affected by a strong magnetic field.</p> <p>These wristbands&nbsp;are water resistant and will withstand being out in the rain or washing your hands. They are not suitable for any kind of prolonged water exposure or submersion (e.g. showering, bathing or swimming). As long as this guidance is followed, Bioflow magnets are guaranteed for life.</p>