MassDropFanfrom http://www.originalgrain.com/pages/faq
Feel free to wash your hands or even hang out in a torrential downpour. Just know, swimming in general or diving off off the coast of Bali isn't what we mean by water resistant.
*Considering we use 100% all-natural wood, exposure to water isn't recommended. Over time water will penetrate the wood and can leave stains.
I guess they won't rot from humidity right away, but neither will they last for the lifetime if being exposed to water frequently. But hey, it's an extra nice accessory for a nifty price after all :)