Features:Men's Rubber WatchesColour: Translucent CharcoalCustom digital with programmed tide chartsSunrise sunset data for over 230 beaches48 Hour future tide and heat timerLight and high resolution display technologyStainless steel with co molded polycarbonateSilicone casingStainless steel bezelHardened mineral crystal and integrated pusherCustom injected silicone with patented locking looper bandMolded stainless steel buckleSize Guide:Rubber and Stainless Steel watchCase- 45mm/ Band- 24mm