The Healy Watch falls under the Protection Class “IP67”, meaning that it is very durable against dust, and is waterresistant up to 1 meter deep for a maximum of 30 minutes. It is also not completely protected from steam/vapor. This means that you can wear it when showering, hand-washing, using under rainfall, etc. However, it should not be used during swimming, diving, sauna, or deeper/longer water or steam immersion like bathing.