Trion:Z bracelets and necklaces bring the power of minus ions and twin 1,000 Gauss therapeutic magnets together to form the most powerful product of its kind today. Trion:Z took the US market by storm during 2006, and quickly became the #1 therapy product on the professional golf tours.Over 170 professionals on the PGA TOUR, LPGA Tour, and Champions Tour have worn the bracelets (without being paid to) during the company's short existence.In addition, the company has also formed an alliance with David Leadbetter to promote Trion:Z. Leadbetter, named the World's #1 Golf Instructor by Golf Digest, has been wearing Trion:Z bracelets since April 2006 and has not taken them off since.Trion:Z bracelets and necklaces bring the power of minus ions and twin 1,000 Gauss therapeutic magnets together to form the most powerful product of its kind today.Trion:Z is made with "Stayers", a unique material woven with minus-ion producing minerals.Trion:Z bracelets and necklaces use 1,000 Gauss therapeutic medical-grade magnets.Trion:Z’s minus-ion properties counteract the positive ions created by modern technology, daily stress, and physical activity, and create a boost in the body’s magnetic field, embracing its natural active aura.Available in Small 42cm (16.5"), Medium 48cm (19"), Large 57cm (22.5")