Amazon.com: SHENGKE SK Ultra Thin Fashion Sport Sweatproof 。?Easy Read Design:34mm case diameter with 6mm ultra thin case thickness,light weight,Matte polished case can anti sweat and fingerprint. ?High Quality Silicone Band:available in a variety of colorful silicone band colors - Blue,green,balck,orange,yellow,easy to clean ?Precise Time Keeping: High quality Japanese MIYOTA 2035 movement provide precise and accurate time keeping;original SR626 battery life can last 2 years. ?Water Resistance For Daily Life：our watches are all pass 3ATM water resistance test,it is ok for Hand Wash, Rain Day, Sweating,In general, withstands splashes or brief immersion in water, but not suitable for swimming.