Ion sport watch

-3ATM water resistance -Design elasticity to fit any wrist -HQ silicone rubber is no harm to skin -Increase blood circulation -Enhances body facilitation of oxygen -Improve concentration and focus - Help recovery from sports fatigue -Normalizes physiological functions -Help to relax tense musicies -Minus ion(above 1700ions/cc)Far Infrared Ray(above 90%) -Good design award:2005KIDP(KOREA INSTITUTE OF ESIGN PROMOTION) Size:14cm/16cm/17cm/18cm/19cm colors:15kins available If you have any other questions,please let us will reply you as soon as possible.