High Quality Silicone Band: 270mm bracelet, pin buckle, easily to adjust the size.Flexible, comfortable and environmentally friendly. Waterproof: The men's watch has been tested for water resistance up to 50M and is suitable for hand washing, face washing and rain. It is very practical. Simple and Sporty Design: Sporty dial, stylish look. Large dial and numbers with LED back light, show time clear in the dark,easy to read. Accurate time, long service life. Comfortable to Wear: The sports dive watch is light and comfortable, adjustable watch band to any size length you want to fit your wrist. Sturdy and soft rubber material. Multifunctional: Digital display, LED Back light, Date, Alarm, 50M Waterproof, Shock Resistant, Stopwatch. Perfect for both outdoor and indoor sports, such as running, climbing, fishing, ect.