TOMORO Unisex Multifunctional Digital Black TPU Band 100M Waterproof Diving Sport Watches (Push-Button Underwater Imported 330 ft. (100 M) Water Resistance: In general, suitable for recreational surfing, swimming, snorkeling, sailing and water sports, In addistional, it Can be pressed underwater ( most of the dive watches can not be pressed underwater) Ergonomic and Minimalist Design: Seamless connection of watch case and PU strap bring a comfortable Ergonomic wearing expeprince, Clear Large black digits display on white background bring a Minimalist Visual experience Supper Light but Durable: net weight 39 grams=0.086lb which can bring a burdenless wearing experience, Stainless steel Bezel integrated with ABS rubber case+Acrylic Window+Strong Polyurethane strap which make a durable and strong body; Overall, you can feel free to do any sport activity with this watch Multifunction: Stop watch, Countdown timer, Dual-Time-display, Chronograph, Alarm, Luminous, Hourly Chime, Shock Resistant Our service: Durable products - 40 years experience in production! Reliable products - 100 percent tested! Quality products - We only use high qaulity material! Attention: Attention: the Protruding parts easily contact with otherarticles, acrylicis not Anti-scratch, avoid scratching..