SurfEars 4.0 are earplugs designed for surfing and water activities, that protect your ears while keeping your hearing and balance intact. They come with interchangeable parts in different sizes for a snug, custom fit to your ears. Ideal for all types of water activities: surfing, swimming, diving, free diving, kayaking, wind sports, wakeboarding, kiteboarding, and much more. Get free shipping when purchasing 2 pairs or more. Each set comes with: A pair of SurfEars earplugs and a detachable cord. A premium silicone storage case with magnetic closure. The case has ventilation holes for drying the plugs in the case and a carabiner for easy transport. Additional cord with 3 more sizes of tips (XS, S, M, L) to ensure the perfect fit for almost all ears.