The soft swim headband helps hold your ear plugs in place and keep the water out during swimming, an added layer of protection over your earplugs, making you swim more flexibly in the water. This practical ear bands are nice for swimming, bathing, canoeing, surfing, kayaking, water skiing and other water activities, which can help secure earplugs and keep ears warm in cold water, keeping hair out of your face. Over 2500pcs, the price is shipping by sea