inputs.text: works water - read reviews people apparently testing water reported problehems thehem get wetthat obvious physicsyou need adjust thehem seal ear snug not uncomfortably tight snug works like charm no problehems allyes could little bassbut single driver waterproof headphones not pair etymotics shures costing 500they work well water easy use keep charge longer sure swim not move head not likeonly downside run hear pounding take step typical intheear headphones not unique design